137747377241771 has 8 divisors (see below), whose sum is σ = 150278464441584. Its totient is φ = 125217723101920.

The previous prime is 137747377241737. The next prime is 137747377241821. The reversal of 137747377241771 is 177142773747731.

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-137747377241771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (137747377241701) 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, 358064000 + ... + 358448493.

It is an arithmetic number, because the mean of its divisors is an integer number (18784808055198).

Almost surely, 2^{137747377241771} is an apocalyptic number.

137747377241771 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

137747377241771 is a deficient number, since it is larger than the sum of its proper divisors (12531087199813).

137747377241771 is a wasteful number, since it uses less digits than its factorization.

137747377241771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 716529981.

The product of its digits is 237180384, while the sum is 68.

The spelling of 137747377241771 in words is "one hundred thirty-seven trillion, seven hundred forty-seven billion, three hundred seventy-seven million, two hundred forty-one thousand, seven hundred seventy-one".