23620515434 has 8 divisors (see below), whose sum is σ = 35431792740. Its totient is φ = 11809917856.

The previous prime is 23620515419. The next prime is 23620515491. The reversal of 23620515434 is 43451502632.

It can be written as a sum of positive squares in 2 ways, for example, as 21224119225 + 2396396209 = 145685^2 + 48953^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 23620515394 and 23620515403.

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, 71699 + ... + 228870.

Almost surely, 2^23620515434 is an apocalyptic number.

23620515434 is a deficient number, since it is larger than the sum of its proper divisors (11811277306).

23620515434 is a wasteful number, since it uses less digits than its factorization.

23620515434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339864.

The product of its (nonzero) digits is 86400, while the sum is 35.

The spelling of 23620515434 in words is "twenty-three billion, six hundred twenty million, five hundred fifteen thousand, four hundred thirty-four".