42878768376633 has 64 divisors (see below), whose sum is σ = 66652984246272. Its totient is φ = 24013738690560.

The previous prime is 42878768376629. The next prime is 42878768376683. The reversal of 42878768376633 is 33667386787824.

It is not a de Polignac number, because 42878768376633 - 2² = 42878768376629 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42878768376683) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1683422088 + ... + 1683447558.

It is an arithmetic number, because the mean of its divisors is an integer number (1041452878848).

Almost surely, 2^{42878768376633} is an apocalyptic number.

It is an amenable number.

42878768376633 is a deficient number, since it is larger than the sum of its proper divisors (23774215869639).

42878768376633 is a wasteful number, since it uses less digits than its factorization.

42878768376633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32454.

The product of its digits is 8193540096, while the sum is 78.

The spelling of 42878768376633 in words is "forty-two trillion, eight hundred seventy-eight billion, seven hundred sixty-eight million, three hundred seventy-six thousand, six hundred thirty-three".