320541501136077 has 12 divisors (see below), whose sum is σ = 498620112878524. Its totient is φ = 197256308391360.

The previous prime is 320541501136037. The next prime is 320541501136097. The reversal of 320541501136077 is 770631105145023.

320541501136077 is a `hidden beast` number, since 3 + 2 + 0 + 5 + 4 + 1 + 501 + 13 + 60 + 77 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 33159873088521 + 287381628047556 = 5758461^2 + 16952334^2 .

It is not a de Polignac number, because 320541501136077 - 2⁷ = 320541501135949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320541501136007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1369835474824 + ... + 1369835475057.

Almost surely, 2^{320541501136077} is an apocalyptic number.

It is an amenable number.

320541501136077 is a deficient number, since it is larger than the sum of its proper divisors (178078611742447).

320541501136077 is a wasteful number, since it uses less digits than its factorization.

320541501136077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2739670949900 (or 2739670949897 counting only the distinct ones).

The product of its (nonzero) digits is 529200, while the sum is 45.

The spelling of 320541501136077 in words is "three hundred twenty trillion, five hundred forty-one billion, five hundred one million, one hundred thirty-six thousand, seventy-seven".