45923623249 has 12 divisors (see below), whose sum is σ = 54557985024. Its totient is φ = 38525590824.

The previous prime is 45923623247. The next prime is 45923623261. The reversal of 45923623249 is 94232632954.

It is not a de Polignac number, because 45923623249 - 2¹ = 45923623247 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is not an unprimeable number, because it can be changed into a prime (45923623243) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9968089 + ... + 9972694.

It is an arithmetic number, because the mean of its divisors is an integer number (4546498752).

Almost surely, 2^45923623249 is an apocalyptic number.

45923623249 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

It is an amenable number.

45923623249 is a deficient number, since it is larger than the sum of its proper divisors (8634361775).

45923623249 is a wasteful number, since it uses less digits than its factorization.

45923623249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19940844 (or 19940837 counting only the distinct ones).

The product of its digits is 2799360, while the sum is 49.

The spelling of 45923623249 in words is "forty-five billion, nine hundred twenty-three million, six hundred twenty-three thousand, two hundred forty-nine".