472815889677522 has 32 divisors (see below), whose sum is σ = 1050711856790400. Its totient is φ = 157603814599824.

The previous prime is 472815889677491. The next prime is 472815889677529. The reversal of 472815889677522 is 225776988518274.

472815889677522 is a `hidden beast` number, since 4 + 7 + 2 + 8 + 1 + 5 + 8 + 89 + 6 + 7 + 7 + 522 = 666.

It is not an unprimeable number, because it can be changed into a prime (472815889677529) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35361997 + ... + 46862592.

It is an arithmetic number, because the mean of its divisors is an integer number (32834745524700).

Almost surely, 2^{472815889677522} is an apocalyptic number.

472815889677522 is an abundant number, since it is smaller than the sum of its proper divisors (577895967112878).

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

472815889677522 is a wasteful number, since it uses less digits than its factorization.

472815889677522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82331087 (or 82331081 counting only the distinct ones).

The product of its digits is 7586611200, while the sum is 81.

The spelling of 472815889677522 in words is "four hundred seventy-two trillion, eight hundred fifteen billion, eight hundred eighty-nine million, six hundred seventy-seven thousand, five hundred twenty-two".