193873028380 has 24 divisors (see below), whose sum is σ = 407144268720. Its totient is φ = 77547133440.

The previous prime is 193873028347. The next prime is 193873028407. The reversal of 193873028380 is 83820378391.

It is a super-2 number, since 2×193873028380² (a number of 23 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 796300 + ... + 1010860.

It is an arithmetic number, because the mean of its divisors is an integer number (16964344530).

Almost surely, 2^193873028380 is an apocalyptic number.

193873028380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

193873028380 is an abundant number, since it is smaller than the sum of its proper divisors (213271240340).

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

193873028380 is a wasteful number, since it uses less digits than its factorization.

193873028380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259749 (or 259747 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 52.

The spelling of 193873028380 in words is "one hundred ninety-three billion, eight hundred seventy-three million, twenty-eight thousand, three hundred eighty".