8077061477 has 8 divisors (see below), whose sum is σ = 8267508480. Its totient is φ = 7886733120.

The previous prime is 8077061431. The next prime is 8077061507. The reversal of 8077061477 is 7741607708.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8077061477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8077061677) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116477 + ... + 172397.

It is an arithmetic number, because the mean of its divisors is an integer number (1033438560).

Almost surely, 2^8077061477 is an apocalyptic number.

It is an amenable number.

8077061477 is a deficient number, since it is larger than the sum of its proper divisors (190447003).

8077061477 is a wasteful number, since it uses less digits than its factorization.

8077061477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59323.

The product of its (nonzero) digits is 460992, while the sum is 47.

The square root of 8077061477 is about 89872.4734109393. The cubic root of 8077061477 is about 2006.4012797007.

The spelling of 8077061477 in words is "eight billion, seventy-seven million, sixty-one thousand, four hundred seventy-seven".