42776550975 has 12 divisors (see below), whose sum is σ = 70723897736. Its totient is φ = 22814160480.

The previous prime is 42776550937. The next prime is 42776550977. The reversal of 42776550975 is 57905567724.

It is not a de Polignac number, because 42776550975 - 2⁶ = 42776550911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42776550977) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 285176932 + ... + 285177081.

Almost surely, 2^42776550975 is an apocalyptic number.

42776550975 is a deficient number, since it is larger than the sum of its proper divisors (27947346761).

42776550975 is a wasteful number, since it uses less digits than its factorization.

42776550975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570354026 (or 570354021 counting only the distinct ones).

The product of its (nonzero) digits is 18522000, while the sum is 57.

The spelling of 42776550975 in words is "forty-two billion, seven hundred seventy-six million, five hundred fifty thousand, nine hundred seventy-five".