47878143353504 has 24 divisors (see below), whose sum is σ = 95002300205568. Its totient is φ = 23750575047360.

The previous prime is 47878143353501. The next prime is 47878143353507. The reversal of 47878143353504 is 40535334187874.

It is an interprime number because it is at equal distance from previous prime (47878143353501) and next prime (47878143353507).

It is a super-2 number, since 2×47878143353504² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (47878143353501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5890515542 + ... + 5890523669.

It is an arithmetic number, because the mean of its divisors is an integer number (3958429175232).

Almost surely, 2^{47878143353504} is an apocalyptic number.

It is an amenable number.

47878143353504 is a deficient number, since it is larger than the sum of its proper divisors (47124156852064).

47878143353504 is a wasteful number, since it uses less digits than its factorization.

47878143353504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11781039348 (or 11781039340 counting only the distinct ones).

The product of its (nonzero) digits is 135475200, while the sum is 62.

The spelling of 47878143353504 in words is "forty-seven trillion, eight hundred seventy-eight billion, one hundred forty-three million, three hundred fifty-three thousand, five hundred four".