124543445020 has 24 divisors (see below), whose sum is σ = 265828798368. Its totient is φ = 49000699200.

The previous prime is 124543445011. The next prime is 124543445023. The reversal of 124543445020 is 20544345421.

It is a super-2 number, since 2×124543445020² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124543445023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51041176 + ... + 51043615.

It is an arithmetic number, because the mean of its divisors is an integer number (11076199932).

Almost surely, 2^124543445020 is an apocalyptic number.

124543445020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

124543445020 is an abundant number, since it is smaller than the sum of its proper divisors (141285353348).

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

124543445020 is a wasteful number, since it uses less digits than its factorization.

124543445020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102084861 (or 102084859 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 34.

The spelling of 124543445020 in words is "one hundred twenty-four billion, five hundred forty-three million, four hundred forty-five thousand, twenty".