977875655041 has 4 divisors (see below), whose sum is σ = 1029342794800. Its totient is φ = 926408515284.

The previous prime is 977875655011. The next prime is 977875655051. The reversal of 977875655041 is 140556578779.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 977875655041 - 2¹⁷ = 977875523969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (977875655011) 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, 25733569851 + ... + 25733569888.

It is an arithmetic number, because the mean of its divisors is an integer number (257335698700).

Almost surely, 2^977875655041 is an apocalyptic number.

It is an amenable number.

977875655041 is a deficient number, since it is larger than the sum of its proper divisors (51467139759).

977875655041 is a wasteful number, since it uses less digits than its factorization.

977875655041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51467139758.

The product of its (nonzero) digits is 74088000, while the sum is 64.

The spelling of 977875655041 in words is "nine hundred seventy-seven billion, eight hundred seventy-five million, six hundred fifty-five thousand, forty-one".