472547622771146 has 32 divisors (see below), whose sum is σ = 827962262377488. Its totient is φ = 200262981058560.

The previous prime is 472547622771137. The next prime is 472547622771157. The reversal of 472547622771146 is 641177226745274.

It can be written as a sum of positive squares in 8 ways, for example, as 256592694657121 + 215954928114025 = 16018511^2 + 14695405^2 .

It is a super-2 number, since 2×472547622771146² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13037936375 + ... + 13037972618.

Almost surely, 2^{472547622771146} is an apocalyptic number.

472547622771146 is a deficient number, since it is larger than the sum of its proper divisors (355414639606342).

472547622771146 is a wasteful number, since it uses less digits than its factorization.

472547622771146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26075909066.

The product of its digits is 221276160, while the sum is 65.

The spelling of 472547622771146 in words is "four hundred seventy-two trillion, five hundred forty-seven billion, six hundred twenty-two million, seven hundred seventy-one thousand, one hundred forty-six".