94142388887451 has 6 divisors (see below), whose sum is σ = 135983450615220. Its totient is φ = 62761592591628.

The previous prime is 94142388887447. The next prime is 94142388887453. The reversal of 94142388887451 is 15478888324149.

94142388887451 is a `hidden beast` number, since 9 + 4 + 1 + 423 + 8 + 8 + 88 + 74 + 51 = 666.

It is not a de Polignac number, because 94142388887451 - 2² = 94142388887447 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 94142388887451.

It is not an unprimeable number, because it can be changed into a prime (94142388887453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5230132715961 + ... + 5230132715978.

It is an arithmetic number, because the mean of its divisors is an integer number (22663908435870).

Almost surely, 2^{94142388887451} is an apocalyptic number.

94142388887451 is a deficient number, since it is larger than the sum of its proper divisors (41841061727769).

94142388887451 is a wasteful number, since it uses less digits than its factorization.

94142388887451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10460265431945 (or 10460265431942 counting only the distinct ones).

The product of its digits is 495452160, while the sum is 72.

The spelling of 94142388887451 in words is "ninety-four trillion, one hundred forty-two billion, three hundred eighty-eight million, eight hundred eighty-seven thousand, four hundred fifty-one".