2613379394025 has 27 divisors (see below), whose sum is σ = 4680896303109. Its totient is φ = 1393789410720.

The previous prime is 2613379393951. The next prime is 2613379394027. The reversal of 2613379394025 is 5204939733162.

The square root of 2613379394025 is 1616595.

It is a perfect power (a square), and thus also a powerful number.

2613379394025 is a `hidden beast` number, since 2 + 6 + 133 + 79 + 39 + 402 + 5 = 666.

2613379394025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1058390345961 + 1554989048064 = 1028781^2 + 1246992^2 .

It is not a de Polignac number, because 2613379394025 - 2¹⁹ = 2613378869737 is a prime.

It is a super-2 number, since 2×2613379394025² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2613379394027) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 24195039 + ... + 24302811.

Almost surely, 2^{2613379394025} is an apocalyptic number.

2613379394025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2613379394025 is the 1616595-th square number.

2613379394025 is the 808298-th centered octagonal number.

It is an amenable number.

2613379394025 is a deficient number, since it is larger than the sum of its proper divisors (2067516909084).

2613379394025 is an frugal number, since it uses more digits than its factorization.

2613379394025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215562 (or 107781 counting only the distinct ones).

The product of its (nonzero) digits is 7348320, while the sum is 54.

The spelling of 2613379394025 in words is "two trillion, six hundred thirteen billion, three hundred seventy-nine million, three hundred ninety-four thousand, twenty-five".