137713747171445 has 8 divisors (see below), whose sum is σ = 165301148477880. Its totient is φ = 110141229822400.

The previous prime is 137713747171439. The next prime is 137713747171463. The reversal of 137713747171445 is 544171747317731.

It can be written as a sum of positive squares in 4 ways, for example, as 27243368152324 + 110470379019121 = 5219518^2 + 10510489^2 .

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

It is a de Polignac number, because none of the positive numbers 2^k-137713747171445 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3720968990 + ... + 3721005999.

It is an arithmetic number, because the mean of its divisors is an integer number (20662643559735).

Almost surely, 2^{137713747171445} is an apocalyptic number.

It is an amenable number.

137713747171445 is a deficient number, since it is larger than the sum of its proper divisors (27587401306435).

137713747171445 is an equidigital number, since it uses as much as digits as its factorization.

137713747171445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7441978695.

The product of its digits is 48404160, while the sum is 62.

The spelling of 137713747171445 in words is "one hundred thirty-seven trillion, seven hundred thirteen billion, seven hundred forty-seven million, one hundred seventy-one thousand, four hundred forty-five".