383737318145 has 16 divisors (see below), whose sum is σ = 484736998080. Its totient is φ = 290822788800.

The previous prime is 383737318141. The next prime is 383737318169. The reversal of 383737318145 is 541813737383.

It is not a de Polignac number, because 383737318145 - 2² = 383737318141 is a prime.

It is not an unprimeable number, because it can be changed into a prime (383737318141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4227335 + ... + 4317155.

It is an arithmetic number, because the mean of its divisors is an integer number (30296062380).

Almost surely, 2^383737318145 is an apocalyptic number.

It is an amenable number.

383737318145 is a deficient number, since it is larger than the sum of its proper divisors (100999679935).

383737318145 is a wasteful number, since it uses less digits than its factorization.

383737318145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134816.

The product of its digits is 5080320, while the sum is 53.

The spelling of 383737318145 in words is "three hundred eighty-three billion, seven hundred thirty-seven million, three hundred eighteen thousand, one hundred forty-five".