431986764052 has 12 divisors (see below), whose sum is σ = 755984398036. Its totient is φ = 215991221760.

The previous prime is 431986764043. The next prime is 431986764067. The reversal of 431986764052 is 250467689134.

It can be written as a sum of positive squares in 2 ways, for example, as 9897464196 + 422089299856 = 99486^2 + 649684^2 .

It is a super-2 number, since 2×431986764052² (a number of 24 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 431986763984 and 431986764002.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 38349 + ... + 930292.

It is a 2-persistent number, because it is pandigital, and so is 2⋅431986764052 = 863973528104, but 3⋅431986764052 = 1295960292156 is not.

Almost surely, 2^431986764052 is an apocalyptic number.

It is an amenable number.

431986764052 is a deficient number, since it is larger than the sum of its proper divisors (323997633984).

431986764052 is a wasteful number, since it uses less digits than its factorization.

431986764052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1080138 (or 1080136 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 55.

The spelling of 431986764052 in words is "four hundred thirty-one billion, nine hundred eighty-six million, seven hundred sixty-four thousand, fifty-two".