139788163274 has 32 divisors (see below), whose sum is σ = 218365815360. Its totient is φ = 67060224000.

The previous prime is 139788163271. The next prime is 139788163283. The reversal of 139788163274 is 472361887931.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (139788163271) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4016849 + ... + 4051499.

It is an arithmetic number, because the mean of its divisors is an integer number (6823931730).

Almost surely, 2^139788163274 is an apocalyptic number.

139788163274 is a deficient number, since it is larger than the sum of its proper divisors (78577652086).

139788163274 is a wasteful number, since it uses less digits than its factorization.

139788163274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35526.

The product of its digits is 12192768, while the sum is 59.

The spelling of 139788163274 in words is "one hundred thirty-nine billion, seven hundred eighty-eight million, one hundred sixty-three thousand, two hundred seventy-four".