105312503552555 has 24 divisors (see below), whose sum is σ = 142793676055008. Its totient is φ = 74387962361856.

The previous prime is 105312503552537. The next prime is 105312503552573. The reversal of 105312503552555 is 555255305213501.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (105312503552537) and next prime (105312503552573).

It is not a de Polignac number, because 105312503552555 - 2⁶ = 105312503552491 is a prime.

It is a super-2 number, since 2×105312503552555² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2709332342 + ... + 2709371211.

It is an arithmetic number, because the mean of its divisors is an integer number (5949736502292).

Almost surely, 2^{105312503552555} is an apocalyptic number.

105312503552555 is a deficient number, since it is larger than the sum of its proper divisors (37481172502453).

105312503552555 is a wasteful number, since it uses less digits than its factorization.

105312503552555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5418703607 (or 5418703594 counting only the distinct ones).

The product of its (nonzero) digits is 2812500, while the sum is 47.

The spelling of 105312503552555 in words is "one hundred five trillion, three hundred twelve billion, five hundred three million, five hundred fifty-two thousand, five hundred fifty-five".