23501130452 has 12 divisors (see below), whose sum is σ = 41157073440. Its totient is φ = 11741966616.

The previous prime is 23501130449. The next prime is 23501130487. The reversal of 23501130452 is 25403110532.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2143502 + ... + 2154437.

It is an arithmetic number, because the mean of its divisors is an integer number (3429756120).

Almost surely, 2^23501130452 is an apocalyptic number.

It is an amenable number.

23501130452 is a deficient number, since it is larger than the sum of its proper divisors (17655942988).

23501130452 is a wasteful number, since it uses less digits than its factorization.

23501130452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4299310 (or 4299308 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 23501130452 its reverse (25403110532), we get a palindrome (48904240984).

The spelling of 23501130452 in words is "twenty-three billion, five hundred one million, one hundred thirty thousand, four hundred fifty-two".