45630213738681 has 64 divisors (see below), whose sum is σ = 72072619960320. Its totient is φ = 25315248867840.

The previous prime is 45630213738673. The next prime is 45630213738709. The reversal of 45630213738681 is 18683731203654.

It is not a de Polignac number, because 45630213738681 - 2³ = 45630213738673 is a prime.

It is a super-2 number, since 2×45630213738681² (a number of 28 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (45630213738581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 31242700 + ... + 32670578.

It is an arithmetic number, because the mean of its divisors is an integer number (1126134686880).

Almost surely, 2^{45630213738681} is an apocalyptic number.

It is an amenable number.

45630213738681 is a deficient number, since it is larger than the sum of its proper divisors (26442406221639).

45630213738681 is a wasteful number, since it uses less digits than its factorization.

45630213738681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1428526.

The product of its (nonzero) digits is 17418240, while the sum is 57.

The spelling of 45630213738681 in words is "forty-five trillion, six hundred thirty billion, two hundred thirteen million, seven hundred thirty-eight thousand, six hundred eighty-one".