431153423301552 has 80 divisors (see below), whose sum is σ = 1272932560649472. Its totient is φ = 123186362745600.

The previous prime is 431153423301529. The next prime is 431153423301583. The reversal of 431153423301552 is 255103324351134.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141886927 + ... + 144893777.

Almost surely, 2^{431153423301552} is an apocalyptic number.

431153423301552 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

431153423301552 is an abundant number, since it is smaller than the sum of its proper divisors (841779137347920).

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

431153423301552 is a wasteful number, since it uses less digits than its factorization.

431153423301552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3433626 (or 3433620 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 42.

Adding to 431153423301552 its reverse (255103324351134), we get a palindrome (686256747652686).

The spelling of 431153423301552 in words is "four hundred thirty-one trillion, one hundred fifty-three billion, four hundred twenty-three million, three hundred one thousand, five hundred fifty-two".