151568422472 has 32 divisors (see below), whose sum is σ = 291371623200.
Its totient is φ = 73872489600.
The previous prime is 151568422459. The next prime is 151568422493. The reversal of 151568422472 is 274224865151.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 186779 + ... + 581397.
It is an arithmetic number, because the mean of its divisors is an integer number (9105363225).
Almost surely, 2151568422472 is an apocalyptic number.
It is an amenable number.
151568422472 is a deficient number, since it is larger than the sum of its proper divisors (139803200728).
151568422472 is a wasteful number, since it uses less digits than its factorization.
151568422472 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 395837 (or 395833 counting only the distinct ones).
The product of its digits is 1075200, while the sum is 47.
The spelling of 151568422472 in words is "one hundred fifty-one billion, five hundred sixty-eight million, four hundred twenty-two thousand, four hundred seventy-two".