20135706662337 has 32 divisors (see below), whose sum is σ = 31278250891008. Its totient is φ = 11283119118336.

The previous prime is 20135706662287. The next prime is 20135706662381. The reversal of 20135706662337 is 73326660753102.

It is not a de Polignac number, because 20135706662337 - 2⁶ = 20135706662273 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20135706662337.

It is not an unprimeable number, because it can be changed into a prime (20135706662437) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2599368 + ... + 6857705.

It is an arithmetic number, because the mean of its divisors is an integer number (977445340344).

Almost surely, 2^{20135706662337} is an apocalyptic number.

It is an amenable number.

20135706662337 is a deficient number, since it is larger than the sum of its proper divisors (11142544228671).

20135706662337 is a wasteful number, since it uses less digits than its factorization.

20135706662337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9459049.

The product of its (nonzero) digits is 5715360, while the sum is 51.

The spelling of 20135706662337 in words is "twenty trillion, one hundred thirty-five billion, seven hundred six million, six hundred sixty-two thousand, three hundred thirty-seven".