47238737043663 has 32 divisors (see below), whose sum is σ = 76439571398400. Its totient is φ = 28594235930400.

The previous prime is 47238737043623. The next prime is 47238737043679. The reversal of 47238737043663 is 36634073783274.

47238737043663 is a `hidden beast` number, since 4 + 7 + 2 + 3 + 8 + 73 + 70 + 436 + 63 = 666.

It is not a de Polignac number, because 47238737043663 - 2¹⁸ = 47238736781519 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 47238737043663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47238737043623) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 97818928 + ... + 98300661.

It is an arithmetic number, because the mean of its divisors is an integer number (2388736606200).

Almost surely, 2^{47238737043663} is an apocalyptic number.

47238737043663 is a deficient number, since it is larger than the sum of its proper divisors (29200834354737).

47238737043663 is a wasteful number, since it uses less digits than its factorization.

47238737043663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196120420 (or 196120414 counting only the distinct ones).

The product of its (nonzero) digits is 256048128, while the sum is 63.

The spelling of 47238737043663 in words is "forty-seven trillion, two hundred thirty-eight billion, seven hundred thirty-seven million, forty-three thousand, six hundred sixty-three".