62640533418 has 8 divisors (see below), whose sum is σ = 125281066848. Its totient is φ = 20880177804.

The previous prime is 62640533353. The next prime is 62640533453. The reversal of 62640533418 is 81433504626.

It is a sphenic number, since it is the product of 3 distinct primes.

62640533418 is an admirable number.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 62640533418.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5220044446 + ... + 5220044457.

It is an arithmetic number, because the mean of its divisors is an integer number (15660133356).

Almost surely, 2^62640533418 is an apocalyptic number.

62640533418 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

62640533418 is a wasteful number, since it uses less digits than its factorization.

62640533418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10440088908.

The product of its (nonzero) digits is 414720, while the sum is 42.

The spelling of 62640533418 in words is "sixty-two billion, six hundred forty million, five hundred thirty-three thousand, four hundred eighteen".