189776485360 has 80 divisors (see below), whose sum is σ = 550105362432. Its totient is φ = 59151110400.

The previous prime is 189776485337. The next prime is 189776485399. The reversal of 189776485360 is 63584677981.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×189776485360² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 189776485292 and 189776485301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15397776 + ... + 15410095.

Almost surely, 2^189776485360 is an apocalyptic number.

189776485360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

189776485360 is an abundant number, since it is smaller than the sum of its proper divisors (360328877072).

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

189776485360 is a wasteful number, since it uses less digits than its factorization.

189776485360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30807902 (or 30807896 counting only the distinct ones).

The product of its (nonzero) digits is 60963840, while the sum is 64.

The spelling of 189776485360 in words is "one hundred eighty-nine billion, seven hundred seventy-six million, four hundred eighty-five thousand, three hundred sixty".