23044157403 has 8 divisors (see below), whose sum is σ = 30728109888. Its totient is φ = 15361488264.

The previous prime is 23044157371. The next prime is 23044157431. The reversal of 23044157403 is 30475144032.

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

It is not a de Polignac number, because 23044157403 - 2⁵ = 23044157371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23044157603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 278125 + ... + 351342.

It is an arithmetic number, because the mean of its divisors is an integer number (3841013736).

Almost surely, 2^23044157403 is an apocalyptic number.

23044157403 is a deficient number, since it is larger than the sum of its proper divisors (7683952485).

23044157403 is a wasteful number, since it uses less digits than its factorization.

23044157403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641673.

The product of its (nonzero) digits is 40320, while the sum is 33.

The spelling of 23044157403 in words is "twenty-three billion, forty-four million, one hundred fifty-seven thousand, four hundred three".