431430149525 has 48 divisors (see below), whose sum is σ = 569022062400. Its totient is φ = 323566709760.

The previous prime is 431430149483. The next prime is 431430149567. The reversal of 431430149525 is 525941034134.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (431430149483) and next prime (431430149567).

It is not a de Polignac number, because 431430149525 - 2¹⁸ = 431429887381 is a prime.

It is a super-2 number, since 2×431430149525² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 35365727 + ... + 35377923.

It is an arithmetic number, because the mean of its divisors is an integer number (11854626300).

Almost surely, 2^431430149525 is an apocalyptic number.

It is an amenable number.

431430149525 is a deficient number, since it is larger than the sum of its proper divisors (137591912875).

431430149525 is a wasteful number, since it uses less digits than its factorization.

431430149525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12998 (or 12993 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 41.

The spelling of 431430149525 in words is "four hundred thirty-one billion, four hundred thirty million, one hundred forty-nine thousand, five hundred twenty-five".