25061015402 has 16 divisors (see below), whose sum is σ = 38161473792. Its totient is φ = 12340611360.

The previous prime is 25061015401. The next prime is 25061015489. The reversal of 25061015402 is 20451016052.

It is not an unprimeable number, because it can be changed into a prime (25061015401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 627998 + ... + 666710.

It is an arithmetic number, because the mean of its divisors is an integer number (2385092112).

Almost surely, 2^25061015402 is an apocalyptic number.

25061015402 is a deficient number, since it is larger than the sum of its proper divisors (13100458390).

25061015402 is a wasteful number, since it uses less digits than its factorization.

25061015402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43613.

The product of its (nonzero) digits is 2400, while the sum is 26.

The spelling of 25061015402 in words is "twenty-five billion, sixty-one million, fifteen thousand, four hundred two".