20177040060 has 120 divisors (see below), whose sum is σ = 65338094976. Its totient is φ = 5206965120.

The previous prime is 20177039999. The next prime is 20177040061. The reversal of 20177040060 is 6004077102.

It is a super-2 number, since 2×20177040060² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20177040061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 150667 + ... + 251106.

Almost surely, 2^20177040060 is an apocalyptic number.

20177040060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20177040060 is an abundant number, since it is smaller than the sum of its proper divisors (45161054916).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20177040060 is a wasteful number, since it uses less digits than its factorization.

20177040060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401825 (or 401814 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The spelling of 20177040060 in words is "twenty billion, one hundred seventy-seven million, forty thousand, sixty".