387517445022 has 24 divisors (see below), whose sum is σ = 802681805016. Its totient is φ = 124718256544.

The previous prime is 387517444969. The next prime is 387517445027. The reversal of 387517445022 is 220544715783.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (387517445027) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38393433 + ... + 38403524.

It is an arithmetic number, because the mean of its divisors is an integer number (33445075209).

Almost surely, 2^387517445022 is an apocalyptic number.

387517445022 is an abundant number, since it is smaller than the sum of its proper divisors (415164359994).

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

387517445022 is a wasteful number, since it uses less digits than its factorization.

387517445022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76797020 (or 76796991 counting only the distinct ones).

The product of its (nonzero) digits is 1881600, while the sum is 48.

The spelling of 387517445022 in words is "three hundred eighty-seven billion, five hundred seventeen million, four hundred forty-five thousand, twenty-two".