42677132580 has 84 divisors (see below), whose sum is σ = 134371544412. Its totient is φ = 11380564800.

The previous prime is 42677132543. The next prime is 42677132581. The reversal of 42677132580 is 8523177624.

42677132580 is a `hidden beast` number, since 4 + 2 + 67 + 7 + 1 + 3 + 2 + 580 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 7929190116 + 34747942464 = 89046^2 + 186408^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (42677132581) 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 27 ways as a sum of consecutive naturals, for example, 1448971 + ... + 1478130.

It is an arithmetic number, because the mean of its divisors is an integer number (1599661243).

Almost surely, 2^42677132580 is an apocalyptic number.

It is an amenable number.

42677132580 is an abundant number, since it is smaller than the sum of its proper divisors (91694411832).

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

42677132580 is a wasteful number, since it uses less digits than its factorization.

42677132580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2927128 (or 2927111 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 45.

The spelling of 42677132580 in words is "forty-two billion, six hundred seventy-seven million, one hundred thirty-two thousand, five hundred eighty".