65404347162 has 64 divisors (see below), whose sum is σ = 165520364544. Its totient is φ = 16734579840.

The previous prime is 65404347143. The next prime is 65404347179. The reversal of 65404347162 is 26174340456.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 1025523 + ... + 1087430.

It is an arithmetic number, because the mean of its divisors is an integer number (2586255696).

Almost surely, 2^65404347162 is an apocalyptic number.

65404347162 is an abundant number, since it is smaller than the sum of its proper divisors (100116017382).

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

65404347162 is a wasteful number, since it uses less digits than its factorization.

65404347162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2113043.

The product of its (nonzero) digits is 483840, while the sum is 42.

The spelling of 65404347162 in words is "sixty-five billion, four hundred four million, three hundred forty-seven thousand, one hundred sixty-two".