392503672381212 has 144 divisors (see below), whose sum is σ = 1183846700574720. Its totient is φ = 112133914843104.

The previous prime is 392503672381153. The next prime is 392503672381213. The reversal of 392503672381212 is 212183276305293.

392503672381212 is a `hidden beast` number, since 3 + 9 + 2 + 503 + 6 + 7 + 2 + 3 + 8 + 121 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (392503672381213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 56199493 + ... + 62796419.

It is an arithmetic number, because the mean of its divisors is an integer number (8221157642880).

Almost surely, 2^{392503672381212} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 392503672381212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (591923350287360).

392503672381212 is an abundant number, since it is smaller than the sum of its proper divisors (791343028193508).

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

392503672381212 is a wasteful number, since it uses less digits than its factorization.

392503672381212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6608197 (or 6608182 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 54.

The spelling of 392503672381212 in words is "three hundred ninety-two trillion, five hundred three billion, six hundred seventy-two million, three hundred eighty-one thousand, two hundred twelve".