23424890547531 has 32 divisors (see below), whose sum is σ = 34159976460288. Its totient is φ = 14160527908640.

The previous prime is 23424890547511. The next prime is 23424890547557. The reversal of 23424890547531 is 13574509842432.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 23424890547531 - 2⁶ = 23424890547467 is a prime.

It is a super-2 number, since 2×23424890547531² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23424890547511) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20429980 + ... + 21546086.

It is an arithmetic number, because the mean of its divisors is an integer number (1067499264384).

Almost surely, 2^{23424890547531} is an apocalyptic number.

23424890547531 is a deficient number, since it is larger than the sum of its proper divisors (10735085912757).

23424890547531 is a wasteful number, since it uses less digits than its factorization.

23424890547531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1117751.

The product of its (nonzero) digits is 29030400, while the sum is 57.

The spelling of 23424890547531 in words is "twenty-three trillion, four hundred twenty-four billion, eight hundred ninety million, five hundred forty-seven thousand, five hundred thirty-one".