45314221620 has 24 divisors (see below), whose sum is σ = 126879820704. Its totient is φ = 12083792416.

The previous prime is 45314221577. The next prime is 45314221651. The reversal of 45314221620 is 2612241354.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 377618454 + ... + 377618573.

It is an arithmetic number, because the mean of its divisors is an integer number (5286659196).

Almost surely, 2^45314221620 is an apocalyptic number.

It is an amenable number.

45314221620 is an abundant number, since it is smaller than the sum of its proper divisors (81565599084).

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

45314221620 is a wasteful number, since it uses less digits than its factorization.

45314221620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 755237039 (or 755237037 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 45314221620 its reverse (2612241354), we get a palindrome (47926462974).

The spelling of 45314221620 in words is "forty-five billion, three hundred fourteen million, two hundred twenty-one thousand, six hundred twenty".