42772834090 has 32 divisors (see below), whose sum is σ = 88041924864. Its totient is φ = 14656289280.

The previous prime is 42772834081. The next prime is 42772834099. The reversal of 42772834090 is 9043827724.

It is an interprime number because it is at equal distance from previous prime (42772834081) and next prime (42772834099).

It is a super-2 number, since 2×42772834090² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42772834090.

It is not an unprimeable number, because it can be changed into a prime (42772834099) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61246 + ... + 298825.

It is an arithmetic number, because the mean of its divisors is an integer number (2751310152).

Almost surely, 2^42772834090 is an apocalyptic number.

42772834090 is an abundant number, since it is smaller than the sum of its proper divisors (45269090774).

42772834090 is a wasteful number, since it uses less digits than its factorization.

42772834090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361782.

The product of its (nonzero) digits is 677376, while the sum is 46.

The spelling of 42772834090 in words is "forty-two billion, seven hundred seventy-two million, eight hundred thirty-four thousand, ninety".