404561154301620 has 48 divisors (see below), whose sum is σ = 1133177098236288. Its totient is φ = 107844320557440.

The previous prime is 404561154301543. The next prime is 404561154301649. The reversal of 404561154301620 is 26103451165404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1207766239 + ... + 1208101158.

It is an arithmetic number, because the mean of its divisors is an integer number (23607856213256).

Almost surely, 2^{404561154301620} is an apocalyptic number.

It is an amenable number.

404561154301620 is an abundant number, since it is smaller than the sum of its proper divisors (728615943934668).

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

404561154301620 is a wasteful number, since it uses less digits than its factorization.

404561154301620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2415870200 (or 2415870198 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 42.

The spelling of 404561154301620 in words is "four hundred four trillion, five hundred sixty-one billion, one hundred fifty-four million, three hundred one thousand, six hundred twenty".