417477861021 has 32 divisors (see below), whose sum is σ = 625749755008. Its totient is φ = 245868099840.

The previous prime is 417477860957. The next prime is 417477861023. The reversal of 417477861021 is 120168774714.

It is not a de Polignac number, because 417477861021 - 2⁶ = 417477860957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (417477861023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2283391 + ... + 2459436.

It is an arithmetic number, because the mean of its divisors is an integer number (19554679844).

Almost surely, 2^417477861021 is an apocalyptic number.

It is an amenable number.

417477861021 is a deficient number, since it is larger than the sum of its proper divisors (208271893987).

417477861021 is a wasteful number, since it uses less digits than its factorization.

417477861021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4742941.

The product of its (nonzero) digits is 526848, while the sum is 48.

The spelling of 417477861021 in words is "four hundred seventeen billion, four hundred seventy-seven million, eight hundred sixty-one thousand, twenty-one".