1612014426557 has 8 divisors (see below), whose sum is σ = 1623811291896. Its totient is φ = 1600218001152.

The previous prime is 1612014426497. The next prime is 1612014426559. The reversal of 1612014426557 is 7556244102161.

It can be written as a sum of positive squares in 4 ways, for example, as 47528796121 + 1564485630436 = 218011^2 + 1250794^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1612014426557 - 2²⁰ = 1612013377981 is a prime.

It is a super-2 number, since 2×1612014426557² (a number of 25 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 (1612014426559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12563873 + ... + 12691529.

It is an arithmetic number, because the mean of its divisors is an integer number (202976411487).

Almost surely, 2^{1612014426557} is an apocalyptic number.

It is an amenable number.

1612014426557 is a deficient number, since it is larger than the sum of its proper divisors (11796865339).

1612014426557 is a wasteful number, since it uses less digits than its factorization.

1612014426557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219967.

The product of its (nonzero) digits is 403200, while the sum is 44.

The spelling of 1612014426557 in words is "one trillion, six hundred twelve billion, fourteen million, four hundred twenty-six thousand, five hundred fifty-seven".