47328472251 has 12 divisors (see below), whose sum is σ = 68569888920. Its totient is φ = 31456988640.

The previous prime is 47328472211. The next prime is 47328472273. The reversal of 47328472251 is 15227482374.

47328472251 is a `hidden beast` number, since 4 + 7 + 328 + 4 + 72 + 251 = 666.

It is not a de Polignac number, because 47328472251 - 2⁹ = 47328471739 is a prime.

It is a super-2 number, since 2×47328472251² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 47328472197 and 47328472206.

It is not an unprimeable number, because it can be changed into a prime (47328472211) 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, 7940706 + ... + 7946663.

It is an arithmetic number, because the mean of its divisors is an integer number (5714157410).

Almost surely, 2^47328472251 is an apocalyptic number.

47328472251 is a deficient number, since it is larger than the sum of its proper divisors (21241416669).

47328472251 is a wasteful number, since it uses less digits than its factorization.

47328472251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15887706 (or 15887703 counting only the distinct ones).

The product of its digits is 752640, while the sum is 45.

The spelling of 47328472251 in words is "forty-seven billion, three hundred twenty-eight million, four hundred seventy-two thousand, two hundred fifty-one".