126176427220 has 48 divisors (see below), whose sum is σ = 269526249216. Its totient is φ = 49604112000.

The previous prime is 126176427217. The next prime is 126176427241. The reversal of 126176427220 is 22724671621.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1534965 + ... + 1615075.

It is an arithmetic number, because the mean of its divisors is an integer number (5615130192).

Almost surely, 2^126176427220 is an apocalyptic number.

126176427220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126176427220 is an abundant number, since it is smaller than the sum of its proper divisors (143349821996).

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

126176427220 is a wasteful number, since it uses less digits than its factorization.

126176427220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81472 (or 81470 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 40.

The spelling of 126176427220 in words is "one hundred twenty-six billion, one hundred seventy-six million, four hundred twenty-seven thousand, two hundred twenty".