23049315450 has 288 divisors, whose sum is σ = 76591097856. Its totient is φ = 5038925760.

The previous prime is 23049315437. The next prime is 23049315461. The reversal of 23049315450 is 5451394032.

23049315450 is a `hidden beast` number, since 23 + 0 + 4 + 93 + 1 + 545 + 0 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 1950259 + ... + 1962041.

It is an arithmetic number, because the mean of its divisors is an integer number (265941312).

Almost surely, 2^23049315450 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23049315450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38295548928).

23049315450 is an abundant number, since it is smaller than the sum of its proper divisors (53541782406).

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

23049315450 is a wasteful number, since it uses less digits than its factorization.

23049315450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11840 (or 11823 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The spelling of 23049315450 in words is "twenty-three billion, forty-nine million, three hundred fifteen thousand, four hundred fifty".