692727056145 has 128 divisors (see below), whose sum is σ = 1270330490880. Its totient is φ = 357981361920.

The previous prime is 692727056113. The next prime is 692727056183. The reversal of 692727056145 is 541650727296.

It is a happy number.

692727056145 is a `hidden beast` number, since 6 + 9 + 2 + 7 + 2 + 70 + 561 + 4 + 5 = 666.

It is not a de Polignac number, because 692727056145 - 2⁵ = 692727056113 is a prime.

It is a super-2 number, since 2×692727056145² (a number of 24 digits) contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 692727056091 and 692727056100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 504534679 + ... + 504536051.

It is an arithmetic number, because the mean of its divisors is an integer number (9924456960).

Almost surely, 2^692727056145 is an apocalyptic number.

It is an amenable number.

692727056145 is a deficient number, since it is larger than the sum of its proper divisors (577603434735).

692727056145 is a wasteful number, since it uses less digits than its factorization.

692727056145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2172 (or 2166 counting only the distinct ones).

The product of its (nonzero) digits is 6350400, while the sum is 54.

The spelling of 692727056145 in words is "six hundred ninety-two billion, seven hundred twenty-seven million, fifty-six thousand, one hundred forty-five".