25073363442 has 32 divisors (see below), whose sum is σ = 50319964800. Its totient is φ = 8328947328.

The previous prime is 25073363389. The next prime is 25073363459. The reversal of 25073363442 is 24436337052.

It is a self number, because there is not a number n which added to its sum of digits gives 25073363442.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4367598 + ... + 4373334.

It is an arithmetic number, because the mean of its divisors is an integer number (1572498900).

Almost surely, 2^25073363442 is an apocalyptic number.

25073363442 is an abundant number, since it is smaller than the sum of its proper divisors (25246601358).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25073363442 is a wasteful number, since it uses less digits than its factorization.

25073363442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8130.

The product of its (nonzero) digits is 362880, while the sum is 39.

The spelling of 25073363442 in words is "twenty-five billion, seventy-three million, three hundred sixty-three thousand, four hundred forty-two".