352487710138 has 4 divisors (see below), whose sum is σ = 528731565210. Its totient is φ = 176243855068.

The previous prime is 352487710109. The next prime is 352487710151. The reversal of 352487710138 is 831017784253.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 352369270449 + 118439689 = 593607^2 + 10883^2 .

It is a junction number, because it is equal to n+sod(n) for n = 352487710091 and 352487710100.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 88121927533 + ... + 88121927536.

Almost surely, 2^352487710138 is an apocalyptic number.

352487710138 is a deficient number, since it is larger than the sum of its proper divisors (176243855072).

352487710138 is a wasteful number, since it uses less digits than its factorization.

352487710138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176243855071.

The product of its (nonzero) digits is 1128960, while the sum is 49.

The spelling of 352487710138 in words is "three hundred fifty-two billion, four hundred eighty-seven million, seven hundred ten thousand, one hundred thirty-eight".