35661572025 has 12 divisors (see below), whose sum is σ = 58960465872. Its totient is φ = 19019505040.

The previous prime is 35661572003. The next prime is 35661572033. The reversal of 35661572025 is 52027516653.

35661572025 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 35661572025 - 2¹⁵ = 35661539257 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 237743739 + ... + 237743888.

It is an arithmetic number, because the mean of its divisors is an integer number (4913372156).

Almost surely, 2^35661572025 is an apocalyptic number.

It is an amenable number.

35661572025 is a deficient number, since it is larger than the sum of its proper divisors (23298893847).

35661572025 is a wasteful number, since it uses less digits than its factorization.

35661572025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475487640 (or 475487635 counting only the distinct ones).

The product of its (nonzero) digits is 378000, while the sum is 42.

The spelling of 35661572025 in words is "thirty-five billion, six hundred sixty-one million, five hundred seventy-two thousand, twenty-five".