10645426262440 has 64 divisors (see below), whose sum is σ = 25213513852800. Its totient is φ = 4033950319872.

The previous prime is 10645426262437. The next prime is 10645426262477. The reversal of 10645426262440 is 4426262454601.

10645426262440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×10645426262440² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32618709 + ... + 32943451.

It is an arithmetic number, because the mean of its divisors is an integer number (393961153950).

Almost surely, 2^{10645426262440} is an apocalyptic number.

10645426262440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10645426262440 is an abundant number, since it is smaller than the sum of its proper divisors (14568087590360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10645426262440 is a wasteful number, since it uses less digits than its factorization.

10645426262440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367906 (or 367902 counting only the distinct ones).

The product of its (nonzero) digits is 2211840, while the sum is 46.

The spelling of 10645426262440 in words is "ten trillion, six hundred forty-five billion, four hundred twenty-six million, two hundred sixty-two thousand, four hundred forty".