105612155007 has 8 divisors (see below), whose sum is σ = 142917941376. Its totient is φ = 69357235992.

The previous prime is 105612154939. The next prime is 105612155017. The reversal of 105612155007 is 700551216501.

It is a happy number.

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

It is not a de Polignac number, because 105612155007 - 2⁸ = 105612154751 is a prime.

It is a super-2 number, since 2×105612155007² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105612155017) 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, 262716603 + ... + 262717004.

It is an arithmetic number, because the mean of its divisors is an integer number (17864742672).

Almost surely, 2^105612155007 is an apocalyptic number.

105612155007 is a deficient number, since it is larger than the sum of its proper divisors (37305786369).

105612155007 is an equidigital number, since it uses as much as digits as its factorization.

105612155007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525433677.

The product of its (nonzero) digits is 10500, while the sum is 33.

The spelling of 105612155007 in words is "one hundred five billion, six hundred twelve million, one hundred fifty-five thousand, seven".