16116257756077 has 4 divisors (see below), whose sum is σ = 16239282624576. Its totient is φ = 15993232887580.

The previous prime is 16116257756041. The next prime is 16116257756161. The reversal of 16116257756077 is 77065775261161.

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 16116257756077 - 2²⁷ = 16116123538349 is a prime.

It is a super-3 number, since 3×16116257756077³ (a number of 41 digits) contains 333 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 (16116267756077) 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, 61512434053 + ... + 61512434314.

It is an arithmetic number, because the mean of its divisors is an integer number (4059820656144).

Almost surely, 2^{16116257756077} is an apocalyptic number.

It is an amenable number.

16116257756077 is a deficient number, since it is larger than the sum of its proper divisors (123024868499).

16116257756077 is a wasteful number, since it uses less digits than its factorization.

16116257756077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123024868498.

The product of its (nonzero) digits is 25930800, while the sum is 61.

The spelling of 16116257756077 in words is "sixteen trillion, one hundred sixteen billion, two hundred fifty-seven million, seven hundred fifty-six thousand, seventy-seven".