23136400802 has 8 divisors (see below), whose sum is σ = 34737624912. Its totient is φ = 11557192500.

The previous prime is 23136400723. The next prime is 23136400813. The reversal of 23136400802 is 20800463132.

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

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, 5501324 + ... + 5505527.

It is an arithmetic number, because the mean of its divisors is an integer number (4342203114).

Almost surely, 2^23136400802 is an apocalyptic number.

23136400802 is a deficient number, since it is larger than the sum of its proper divisors (11601224110).

23136400802 is a wasteful number, since it uses less digits than its factorization.

23136400802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11007904.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 23136400802 its reverse (20800463132), we get a palindrome (43936863934).

The spelling of 23136400802 in words is "twenty-three billion, one hundred thirty-six million, four hundred thousand, eight hundred two".