7314978794137 has 6 divisors (see below), whose sum is σ = 8509261046298. Its totient is φ = 6269981823504.

The previous prime is 7314978794129. The next prime is 7314978794161.

7314978794137 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 7313368296976 + 1610497161 = 2704324^2 + 40131^2 .

It is not a de Polignac number, because 7314978794137 - 2³ = 7314978794129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7314978794197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 74642640708 + ... + 74642640805.

It is an arithmetic number, because the mean of its divisors is an integer number (1418210174383).

Almost surely, 2^{7314978794137} is an apocalyptic number.

It is an amenable number.

7314978794137 is a deficient number, since it is larger than the sum of its proper divisors (1194282252161).

7314978794137 is a wasteful number, since it uses less digits than its factorization.

7314978794137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149285281527 (or 149285281520 counting only the distinct ones).

The product of its digits is 224042112, while the sum is 70.

The spelling of 7314978794137 in words is "seven trillion, three hundred fourteen billion, nine hundred seventy-eight million, seven hundred ninety-four thousand, one hundred thirty-seven".