612618538106469 has 8 divisors (see below), whose sum is σ = 817354091893312. Its totient is φ = 408147671528640.

The previous prime is 612618538106461. The next prime is 612618538106537. The reversal of 612618538106469 is 964601835816216.

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

It is not a de Polignac number, because 612618538106469 - 2³ = 612618538106461 is a prime.

It is a super-2 number, since 2×612618538106469² (a number of 30 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 (612618538106461) 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, 66171796852 + ... + 66171806109.

It is an arithmetic number, because the mean of its divisors is an integer number (102169261486664).

Almost surely, 2^{612618538106469} is an apocalyptic number.

It is an amenable number.

612618538106469 is a deficient number, since it is larger than the sum of its proper divisors (204735553786843).

612618538106469 is a wasteful number, since it uses less digits than its factorization.

612618538106469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132343604507.

The product of its (nonzero) digits is 89579520, while the sum is 66.

The spelling of 612618538106469 in words is "six hundred twelve trillion, six hundred eighteen billion, five hundred thirty-eight million, one hundred six thousand, four hundred sixty-nine".