62640751338 has 48 divisors (see below), whose sum is σ = 152836100352. Its totient is φ = 18369720000.

The previous prime is 62640751333. The next prime is 62640751387. The reversal of 62640751338 is 83315704626.

62640751338 is a `hidden beast` number, since 6 + 264 + 0 + 7 + 51 + 338 = 666.

62640751338 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 62640751293 and 62640751302.

It is not an unprimeable number, because it can be changed into a prime (62640751333) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5096563 + ... + 5108838.

It is an arithmetic number, because the mean of its divisors is an integer number (3184085424).

Almost surely, 2^62640751338 is an apocalyptic number.

62640751338 is an abundant number, since it is smaller than the sum of its proper divisors (90195349014).

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

62640751338 is a wasteful number, since it uses less digits than its factorization.

62640751338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10205451 (or 10205448 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The spelling of 62640751338 in words is "sixty-two billion, six hundred forty million, seven hundred fifty-one thousand, three hundred thirty-eight".