77016466461077 has 16 divisors (see below), whose sum is σ = 90482282731008. Its totient is φ = 64628203298880.

The previous prime is 77016466461017. The next prime is 77016466461083.

77016466461077 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 77016466461077 - 2⁶ = 77016466461013 is a prime.

It is a super-2 number, since 2×77016466461077² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77016466461017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5189903 + ... + 13452435.

It is an arithmetic number, because the mean of its divisors is an integer number (5655142670688).

Almost surely, 2^{77016466461077} is an apocalyptic number.

It is an amenable number.

77016466461077 is a deficient number, since it is larger than the sum of its proper divisors (13465816269931).

77016466461077 is a wasteful number, since it uses less digits than its factorization.

77016466461077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8327740.

The product of its (nonzero) digits is 49787136, while the sum is 62.

The spelling of 77016466461077 in words is "seventy-seven trillion, sixteen billion, four hundred sixty-six million, four hundred sixty-one thousand, seventy-seven".