189080523400 has 48 divisors (see below), whose sum is σ = 439764280740. Its totient is φ = 75606048000.

The previous prime is 189080523397. The next prime is 189080523431. The reversal of 189080523400 is 4325080981.

It can be written as a sum of positive squares in 6 ways, for example, as 87524855716 + 101555667684 = 295846^2 + 318678^2 .

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 421350 + ... + 745450.

Almost surely, 2^189080523400 is an apocalyptic number.

189080523400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

189080523400 is an abundant number, since it is smaller than the sum of its proper divisors (250683757340).

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

189080523400 is a wasteful number, since it uses less digits than its factorization.

189080523400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327034 (or 327025 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 40.

The spelling of 189080523400 in words is "one hundred eighty-nine billion, eighty million, five hundred twenty-three thousand, four hundred".