42775458090 has 32 divisors (see below), whose sum is σ = 102880964160. Its totient is φ = 11382359424.

The previous prime is 42775458071. The next prime is 42775458109. The reversal of 42775458090 is 9085457724.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (42775458071) and next prime (42775458109).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1512595 + ... + 1540614.

It is an arithmetic number, because the mean of its divisors is an integer number (3215030130).

Almost surely, 2^42775458090 is an apocalyptic number.

42775458090 is an abundant number, since it is smaller than the sum of its proper divisors (60105506070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42775458090 is a wasteful number, since it uses less digits than its factorization.

42775458090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3053686.

The product of its (nonzero) digits is 2822400, while the sum is 51.

The spelling of 42775458090 in words is "forty-two billion, seven hundred seventy-five million, four hundred fifty-eight thousand, ninety".