2539370063 has 4 divisors (see below), whose sum is σ = 2539563360. Its totient is φ = 2539176768.

The previous prime is 2539369961. The next prime is 2539370069. The reversal of 2539370063 is 3600739352.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2539370063 - 2¹⁰ = 2539369039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2539369999 and 2539370026.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2539370069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75383 + ... + 103736.

It is an arithmetic number, because the mean of its divisors is an integer number (634890840).

Almost surely, 2^2539370063 is an apocalyptic number.

2539370063 is a deficient number, since it is larger than the sum of its proper divisors (193297).

2539370063 is a wasteful number, since it uses less digits than its factorization.

2539370063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193296.

The product of its (nonzero) digits is 102060, while the sum is 38.

The square root of 2539370063 is about 50392.1627140570. The cubic root of 2539370063 is about 1364.2961862496.

The spelling of 2539370063 in words is "two billion, five hundred thirty-nine million, three hundred seventy thousand, sixty-three".