62661631128 has 32 divisors (see below), whose sum is σ = 156660806400. Its totient is φ = 20886313248.

The previous prime is 62661631127. The next prime is 62661631139. The reversal of 62661631128 is 82113616626.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 62661631128.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (62661631127) 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 7 ways as a sum of consecutive naturals, for example, 752013 + ... + 831171.

It is an arithmetic number, because the mean of its divisors is an integer number (4895650200).

Almost surely, 2^62661631128 is an apocalyptic number.

It is an amenable number.

62661631128 is an abundant number, since it is smaller than the sum of its proper divisors (93999175272).

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

62661631128 is a wasteful number, since it uses less digits than its factorization.

62661631128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112151 (or 112147 counting only the distinct ones).

The product of its digits is 124416, while the sum is 42.

The spelling of 62661631128 in words is "sixty-two billion, six hundred sixty-one million, six hundred thirty-one thousand, one hundred twenty-eight".