65025037404 has 72 divisors (see below), whose sum is σ = 165431906640. Its totient is φ = 21535137792.

The previous prime is 65025037393. The next prime is 65025037409. The reversal of 65025037404 is 40473052056.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65025037409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5447787 + ... + 5459709.

It is an arithmetic number, because the mean of its divisors is an integer number (2297665370).

Almost surely, 2^65025037404 is an apocalyptic number.

It is an amenable number.

65025037404 is an abundant number, since it is smaller than the sum of its proper divisors (100406869236).

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

65025037404 is a wasteful number, since it uses less digits than its factorization.

65025037404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12899 (or 12894 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 36.

The spelling of 65025037404 in words is "sixty-five billion, twenty-five million, thirty-seven thousand, four hundred four".