10645330205454 has 48 divisors (see below), whose sum is σ = 24770215911168. Its totient is φ = 3041089491888.

The previous prime is 10645330205449. The next prime is 10645330205479. The reversal of 10645330205454 is 45450203354601.

It is a super-2 number, since 2×10645330205454² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent 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, 510454 + ... + 4642329.

It is an arithmetic number, because the mean of its divisors is an integer number (516046164816).

Almost surely, 2^{10645330205454} is an apocalyptic number.

10645330205454 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

10645330205454 is an abundant number, since it is smaller than the sum of its proper divisors (14124885705714).

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

10645330205454 is a wasteful number, since it uses less digits than its factorization.

10645330205454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5159829 (or 5159822 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 42.

The spelling of 10645330205454 in words is "ten trillion, six hundred forty-five billion, three hundred thirty million, two hundred five thousand, four hundred fifty-four".