525261034643 has 4 divisors (see below), whose sum is σ = 528011092608. Its totient is φ = 522510976680.

The previous prime is 525261034637. The next prime is 525261034663. The reversal of 525261034643 is 346430162525.

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 525261034643 - 2⁶ = 525261034579 is a prime.

It is a super-2 number, since 2×525261034643² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 525261034643.

It is not an unprimeable number, because it can be changed into a prime (525261034663) 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, 1375028696 + ... + 1375029077.

It is an arithmetic number, because the mean of its divisors is an integer number (132002773152).

Almost surely, 2^525261034643 is an apocalyptic number.

525261034643 is a deficient number, since it is larger than the sum of its proper divisors (2750057965).

525261034643 is a wasteful number, since it uses less digits than its factorization.

525261034643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2750057964.

The product of its (nonzero) digits is 518400, while the sum is 41.

The spelling of 525261034643 in words is "five hundred twenty-five billion, two hundred sixty-one million, thirty-four thousand, six hundred forty-three".