124147072660 has 96 divisors (see below), whose sum is σ = 307530185760. Its totient is φ = 41654796288.

The previous prime is 124147072639. The next prime is 124147072667. The reversal of 124147072660 is 66270741421.

It can be written as a sum of positive squares in 16 ways, for example, as 29872282896 + 94274789764 = 172836^2 + 307042^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124147072667) 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, 356089 + ... + 612448.

It is an arithmetic number, because the mean of its divisors is an integer number (3203439435).

Almost surely, 2^124147072660 is an apocalyptic number.

124147072660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

124147072660 is an abundant number, since it is smaller than the sum of its proper divisors (183383113100).

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

124147072660 is a wasteful number, since it uses less digits than its factorization.

124147072660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 968605 (or 968603 counting only the distinct ones).

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

The spelling of 124147072660 in words is "one hundred twenty-four billion, one hundred forty-seven million, seventy-two thousand, six hundred sixty".