75577940986 has 8 divisors (see below), whose sum is σ = 114000246720. Its totient is φ = 37577858748.

The previous prime is 75577940983. The next prime is 75577940989. The reversal of 75577940986 is 68904977557.

It is an interprime number because it is at equal distance from previous prime (75577940983) and next prime (75577940989).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (75577940981) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105555426 + ... + 105556141.

It is an arithmetic number, because the mean of its divisors is an integer number (14250030840).

Almost surely, 2^75577940986 is an apocalyptic number.

75577940986 is a deficient number, since it is larger than the sum of its proper divisors (38422305734).

75577940986 is a wasteful number, since it uses less digits than its factorization.

75577940986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211111748.

The product of its (nonzero) digits is 133358400, while the sum is 67.

The spelling of 75577940986 in words is "seventy-five billion, five hundred seventy-seven million, nine hundred forty thousand, nine hundred eighty-six".