239628426100 has 72 divisors (see below), whose sum is σ = 596538569088. Its totient is φ = 81845865600.

The previous prime is 239628426071. The next prime is 239628426109. The reversal of 239628426100 is 1624826932.

It is a super-2 number, since 2×239628426100² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (239628426109) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 466711 + ... + 834910.

It is an arithmetic number, because the mean of its divisors is an integer number (8285257904).

Almost surely, 2^239628426100 is an apocalyptic number.

239628426100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

239628426100 is an abundant number, since it is smaller than the sum of its proper divisors (356910142988).

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

239628426100 is a wasteful number, since it uses less digits than its factorization.

239628426100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1301905 (or 1301898 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 43.

The spelling of 239628426100 in words is "two hundred thirty-nine billion, six hundred twenty-eight million, four hundred twenty-six thousand, one hundred".