312546740077 has 64 divisors (see below), whose sum is σ = 396122259456. Its totient is φ = 242502543360.

The previous prime is 312546740063. The next prime is 312546740083. The reversal of 312546740077 is 770047645213.

It is not a de Polignac number, because 312546740077 - 2³¹ = 310399256429 is a prime.

It is a super-3 number, since 3×312546740077³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312546740017) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13707028 + ... + 13729810.

It is an arithmetic number, because the mean of its divisors is an integer number (6189410304).

Almost surely, 2^312546740077 is an apocalyptic number.

It is an amenable number.

312546740077 is a deficient number, since it is larger than the sum of its proper divisors (83575519379).

312546740077 is a wasteful number, since it uses less digits than its factorization.

312546740077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22970.

The product of its (nonzero) digits is 987840, while the sum is 46.

The spelling of 312546740077 in words is "three hundred twelve billion, five hundred forty-six million, seven hundred forty thousand, seventy-seven".