138915480362 has 16 divisors (see below), whose sum is σ = 224930615040. Its totient is φ = 64146877872.

The previous prime is 138915480359. The next prime is 138915480367. The reversal of 138915480362 is 263084519831.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 138915480362.

It is not an unprimeable number, because it can be changed into a prime (138915480367) 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, 52065938 + ... + 52068605.

It is an arithmetic number, because the mean of its divisors is an integer number (14058163440).

Almost surely, 2^138915480362 is an apocalyptic number.

138915480362 is a deficient number, since it is larger than the sum of its proper divisors (86015134678).

138915480362 is a wasteful number, since it uses less digits than its factorization.

138915480362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104134597.

The product of its (nonzero) digits is 1244160, while the sum is 50.

The spelling of 138915480362 in words is "one hundred thirty-eight billion, nine hundred fifteen million, four hundred eighty thousand, three hundred sixty-two".