10045453440 has 128 divisors (see below), whose sum is σ = 34930854720. Its totient is φ = 2435256320.

The previous prime is 10045453409. The next prime is 10045453489. The reversal of 10045453440 is 4435454001.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×10045453440² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 10045453398 and 10045453407.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 216699 + ... + 258938.

Almost surely, 2^10045453440 is an apocalyptic number.

10045453440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10045453440 is an abundant number, since it is smaller than the sum of its proper divisors (24885401280).

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

10045453440 is a wasteful number, since it uses less digits than its factorization.

10045453440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475670 (or 475658 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

The spelling of 10045453440 in words is "ten billion, forty-five million, four hundred fifty-three thousand, four hundred forty".