47555147328 has 56 divisors (see below), whose sum is σ = 135501692928. Its totient is φ = 14632352256.

The previous prime is 47555147317. The next prime is 47555147357. The reversal of 47555147328 is 82374155574.

It is a super-2 number, since 2×47555147328² (a number of 22 digits) contains 22 as substring.

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, 9523776 + ... + 9528767.

It is an arithmetic number, because the mean of its divisors is an integer number (2419673088).

Almost surely, 2^47555147328 is an apocalyptic number.

47555147328 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

47555147328 is an abundant number, since it is smaller than the sum of its proper divisors (87946545600).

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

47555147328 is a wasteful number, since it uses less digits than its factorization.

47555147328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19052571 (or 19052561 counting only the distinct ones).

The product of its digits is 4704000, while the sum is 51.

The spelling of 47555147328 in words is "forty-seven billion, five hundred fifty-five million, one hundred forty-seven thousand, three hundred twenty-eight".