383873001156 has 18 divisors (see below), whose sum is σ = 970345641902. Its totient is φ = 127957667040.

The previous prime is 383873001139. The next prime is 383873001163. The reversal of 383873001156 is 651100378383.

It can be written as a sum of positive squares in only one way, i.e., 317960654400 + 65912346756 = 563880^2 + 256734^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5331569425 + ... + 5331569496.

Almost surely, 2^383873001156 is an apocalyptic number.

383873001156 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

383873001156 is an abundant number, since it is smaller than the sum of its proper divisors (586472640746).

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

383873001156 is a wasteful number, since it uses less digits than its factorization.

383873001156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10663138931 (or 10663138926 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The spelling of 383873001156 in words is "three hundred eighty-three billion, eight hundred seventy-three million, one thousand, one hundred fifty-six".