415256661353340 has 96 divisors (see below), whose sum is σ = 1321954022780160. Its totient is φ = 108159874579008.

The previous prime is 415256661353257. The next prime is 415256661353353. The reversal of 415256661353340 is 43353166652514.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 8941765354 + ... + 8941811793.

It is an arithmetic number, because the mean of its divisors is an integer number (13770354403960).

Almost surely, 2^{415256661353340} is an apocalyptic number.

It is an amenable number.

415256661353340 is an abundant number, since it is smaller than the sum of its proper divisors (906697361426820).

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

415256661353340 is a wasteful number, since it uses less digits than its factorization.

415256661353340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17883577208 (or 17883577200 counting only the distinct ones).

The product of its (nonzero) digits is 23328000, while the sum is 54.

The spelling of 415256661353340 in words is "four hundred fifteen trillion, two hundred fifty-six billion, six hundred sixty-one million, three hundred fifty-three thousand, three hundred forty".