137574216247 has 8 divisors (see below), whose sum is σ = 148543686144. Its totient is φ = 126660008928.

The previous prime is 137574216229. The next prime is 137574216271. The reversal of 137574216247 is 742612475731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-137574216247 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 137574216247.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137574216347) 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, 13810468 + ... + 13820425.

It is an arithmetic number, because the mean of its divisors is an integer number (18567960768).

Almost surely, 2^137574216247 is an apocalyptic number.

137574216247 is a deficient number, since it is larger than the sum of its proper divisors (10969469897).

137574216247 is a wasteful number, since it uses less digits than its factorization.

137574216247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27631289.

The product of its digits is 1975680, while the sum is 49.

The spelling of 137574216247 in words is "one hundred thirty-seven billion, five hundred seventy-four million, two hundred sixteen thousand, two hundred forty-seven".