47244878156751 has 16 divisors (see below), whose sum is σ = 69846377248128. Its totient is φ = 28163861791200.

The previous prime is 47244878156683. The next prime is 47244878156761. The reversal of 47244878156751 is 15765187844274.

It is not a de Polignac number, because 47244878156751 - 2²³ = 47244869768143 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47244878156761) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11734940401 + ... + 11734944426.

It is an arithmetic number, because the mean of its divisors is an integer number (4365398578008).

Almost surely, 2^{47244878156751} is an apocalyptic number.

47244878156751 is a deficient number, since it is larger than the sum of its proper divisors (22601499091377).

47244878156751 is a wasteful number, since it uses less digits than its factorization.

47244878156751 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23469884902.

The product of its digits is 421478400, while the sum is 69.

The spelling of 47244878156751 in words is "forty-seven trillion, two hundred forty-four billion, eight hundred seventy-eight million, one hundred fifty-six thousand, seven hundred fifty-one".