42276757978 has 16 divisors (see below), whose sum is σ = 78049399680. Its totient is φ = 16724871216.

The previous prime is 42276757973. The next prime is 42276757979. The reversal of 42276757978 is 87975767224.

It is not an unprimeable number, because it can be changed into a prime (42276757973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116144758 + ... + 116145121.

It is an arithmetic number, because the mean of its divisors is an integer number (4878087480).

Almost surely, 2^42276757978 is an apocalyptic number.

42276757978 is a deficient number, since it is larger than the sum of its proper divisors (35772641702).

42276757978 is a wasteful number, since it uses less digits than its factorization.

42276757978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232289901.

The product of its digits is 82978560, while the sum is 64.

The spelling of 42276757978 in words is "forty-two billion, two hundred seventy-six million, seven hundred fifty-seven thousand, nine hundred seventy-eight".