45622367831 has 4 divisors (see below), whose sum is σ = 46264936464. Its totient is φ = 44979799200.

The previous prime is 45622367827. The next prime is 45622367851. The reversal of 45622367831 is 13876322654.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45622367831 - 2² = 45622367827 is a prime.

It is a super-2 number, since 2×45622367831² (a number of 22 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 (45622367851) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 321284210 + ... + 321284351.

It is an arithmetic number, because the mean of its divisors is an integer number (11566234116).

Almost surely, 2^45622367831 is an apocalyptic number.

45622367831 is a deficient number, since it is larger than the sum of its proper divisors (642568633).

45622367831 is an equidigital number, since it uses as much as digits as its factorization.

45622367831 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642568632.

The product of its digits is 1451520, while the sum is 47.

The spelling of 45622367831 in words is "forty-five billion, six hundred twenty-two million, three hundred sixty-seven thousand, eight hundred thirty-one".