105610002551 has 4 divisors (see below), whose sum is σ = 105611499504. Its totient is φ = 105608505600.

The previous prime is 105610002523. The next prime is 105610002559. The reversal of 105610002551 is 155200016501.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 105610002551 - 2³⁰ = 104536260727 is a prime.

It is a super-2 number, since 2×105610002551² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 105610002551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105610002559) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 637130 + ... + 785591.

It is an arithmetic number, because the mean of its divisors is an integer number (26402874876).

Almost surely, 2^105610002551 is an apocalyptic number.

105610002551 is a deficient number, since it is larger than the sum of its proper divisors (1496953).

105610002551 is an equidigital number, since it uses as much as digits as its factorization.

105610002551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1496952.

The product of its (nonzero) digits is 1500, while the sum is 26.

The spelling of 105610002551 in words is "one hundred five billion, six hundred ten million, two thousand, five hundred fifty-one".