62473779138 has 16 divisors (see below), whose sum is σ = 128978125056. Its totient is φ = 20152831920.

The previous prime is 62473779131. The next prime is 62473779191. The reversal of 62473779138 is 83197737426.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (62473779131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167940081 + ... + 167940452.

It is an arithmetic number, because the mean of its divisors is an integer number (8061132816).

Almost surely, 2^62473779138 is an apocalyptic number.

62473779138 is an abundant number, since it is smaller than the sum of its proper divisors (66504345918).

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

62473779138 is a wasteful number, since it uses less digits than its factorization.

62473779138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335880569.

The product of its digits is 10668672, while the sum is 57.

The spelling of 62473779138 in words is "sixty-two billion, four hundred seventy-three million, seven hundred seventy-nine thousand, one hundred thirty-eight".