10645561415 has 8 divisors (see below), whose sum is σ = 13526125200. Its totient is φ = 8015481472.

The previous prime is 10645561391. The next prime is 10645561439. The reversal of 10645561415 is 51416554601.

It is an interprime number because it is at equal distance from previous prime (10645561391) and next prime (10645561439).

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

It is a cyclic number.

It is not a de Polignac number, because 10645561415 - 2¹² = 10645557319 is a prime.

It is a super-2 number, since 2×10645561415² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62620865 + ... + 62621034.

It is an arithmetic number, because the mean of its divisors is an integer number (1690765650).

Almost surely, 2^10645561415 is an apocalyptic number.

10645561415 is a deficient number, since it is larger than the sum of its proper divisors (2880563785).

10645561415 is a wasteful number, since it uses less digits than its factorization.

10645561415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125241921.

The product of its (nonzero) digits is 72000, while the sum is 38.

The spelling of 10645561415 in words is "ten billion, six hundred forty-five million, five hundred sixty-one thousand, four hundred fifteen".