124213554828 has 36 divisors (see below), whose sum is σ = 342528288648. Its totient is φ = 37640471040.

The previous prime is 124213554827. The next prime is 124213554833. The reversal of 124213554828 is 828455312421.

124213554828 is a `hidden beast` number, since 1 + 2 + 4 + 2 + 13 + 554 + 82 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (124213554827) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 156834901 + ... + 156835692.

Almost surely, 2^124213554828 is an apocalyptic number.

124213554828 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

124213554828 is an abundant number, since it is smaller than the sum of its proper divisors (218314733820).

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

124213554828 is a wasteful number, since it uses less digits than its factorization.

124213554828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313670614 (or 313670609 counting only the distinct ones).

The product of its digits is 614400, while the sum is 45.

The spelling of 124213554828 in words is "one hundred twenty-four billion, two hundred thirteen million, five hundred fifty-four thousand, eight hundred twenty-eight".