416487777992 has 128 divisors (see below), whose sum is σ = 973711670400. Its totient is φ = 165551696640.

The previous prime is 416487777961. The next prime is 416487778019. The reversal of 416487777992 is 299777784614.

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, 2550878 + ... + 2709234.

It is an arithmetic number, because the mean of its divisors is an integer number (7607122425).

Almost surely, 2^416487777992 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 416487777992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (486855835200).

416487777992 is an abundant number, since it is smaller than the sum of its proper divisors (557223892408).

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

416487777992 is a wasteful number, since it uses less digits than its factorization.

416487777992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158428 (or 158402 counting only the distinct ones).

The product of its digits is 298722816, while the sum is 71.

The spelling of 416487777992 in words is "four hundred sixteen billion, four hundred eighty-seven million, seven hundred seventy-seven thousand, nine hundred ninety-two".