137746230545 has 32 divisors (see below), whose sum is σ = 208905765120. Its totient is φ = 84691491840.

The previous prime is 137746230491. The next prime is 137746230553. The reversal of 137746230545 is 545032647731.

It is a happy number.

It is not a de Polignac number, because 137746230545 - 2⁸ = 137746230289 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 137746230545.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2422460 + ... + 2478669.

It is an arithmetic number, because the mean of its divisors is an integer number (6528305160).

Almost surely, 2^137746230545 is an apocalyptic number.

It is an amenable number.

137746230545 is a deficient number, since it is larger than the sum of its proper divisors (71159534575).

137746230545 is a wasteful number, since it uses less digits than its factorization.

137746230545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4901225.

The product of its (nonzero) digits is 2116800, while the sum is 47.

The spelling of 137746230545 in words is "one hundred thirty-seven billion, seven hundred forty-six million, two hundred thirty thousand, five hundred forty-five".