214532451631 has 8 divisors (see below), whose sum is σ = 223877992320. Its totient is φ = 205188414552.

The previous prime is 214532451629. The next prime is 214532451689. The reversal of 214532451631 is 136154235412.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 214532451631 - 2¹ = 214532451629 is a prime.

It is a super-2 number, since 2×214532451631² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214532457631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79345 + ... + 659818.

It is an arithmetic number, because the mean of its divisors is an integer number (27984749040).

Almost surely, 2^214532451631 is an apocalyptic number.

214532451631 is a deficient number, since it is larger than the sum of its proper divisors (9345540689).

214532451631 is a wasteful number, since it uses less digits than its factorization.

214532451631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 751805.

The product of its digits is 86400, while the sum is 37.

The spelling of 214532451631 in words is "two hundred fourteen billion, five hundred thirty-two million, four hundred fifty-one thousand, six hundred thirty-one".