2461660525225 has 72 divisors (see below), whose sum is σ = 3553941238560. Its totient is φ = 1677009312000.

The previous prime is 2461660525211. The next prime is 2461660525391. The reversal of 2461660525225 is 5225250661642.

2461660525225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2461660525225 - 2¹³ = 2461660517033 is a prime.

It is a super-2 number, since 2×2461660525225² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 8696170 + ... + 8974780.

It is an arithmetic number, because the mean of its divisors is an integer number (49360294980).

Almost surely, 2^{2461660525225} is an apocalyptic number.

2461660525225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2461660525225 is a deficient number, since it is larger than the sum of its proper divisors (1092280713335).

2461660525225 is a wasteful number, since it uses less digits than its factorization.

2461660525225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278759 (or 278735 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 46.

The spelling of 2461660525225 in words is "two trillion, four hundred sixty-one billion, six hundred sixty million, five hundred twenty-five thousand, two hundred twenty-five".