2403644045 has 8 divisors (see below), whose sum is σ = 3146588640. Its totient is φ = 1748104720.

The previous prime is 2403644027. The next prime is 2403644051. The reversal of 2403644045 is 5404463042.

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

It is not a de Polignac number, because 2403644045 - 2²⁰ = 2402595469 is a prime.

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, 21851255 + ... + 21851364.

It is an arithmetic number, because the mean of its divisors is an integer number (393323580).

Almost surely, 2^2403644045 is an apocalyptic number.

It is an amenable number.

2403644045 is a deficient number, since it is larger than the sum of its proper divisors (742944595).

2403644045 is a wasteful number, since it uses less digits than its factorization.

2403644045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43702635.

The product of its (nonzero) digits is 46080, while the sum is 32.

The square root of 2403644045 is about 49026.9726273202. The cubic root of 2403644045 is about 1339.5431807727.

The spelling of 2403644045 in words is "two billion, four hundred three million, six hundred forty-four thousand, forty-five".