4465426561620 has 96 divisors (see below), whose sum is σ = 13350225917952. Its totient is φ = 1112518796928.

The previous prime is 4465426561619. The next prime is 4465426561637. The reversal of 4465426561620 is 261656245644.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37566432 + ... + 37685111.

It is an arithmetic number, because the mean of its divisors is an integer number (139064853312).

Almost surely, 2^{4465426561620} is an apocalyptic number.

It is an amenable number.

4465426561620 is an abundant number, since it is smaller than the sum of its proper divisors (8884799356332).

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

4465426561620 is a wasteful number, since it uses less digits than its factorization.

4465426561620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75251621 (or 75251619 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 51.

The spelling of 4465426561620 in words is "four trillion, four hundred sixty-five billion, four hundred twenty-six million, five hundred sixty-one thousand, six hundred twenty".