10116525621 has 4 divisors (see below), whose sum is σ = 13488700832. Its totient is φ = 6744350412.

The previous prime is 10116525611. The next prime is 10116525659. The reversal of 10116525621 is 12652561101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 10116525621 - 2¹⁴ = 10116509237 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10116525611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1686087601 + ... + 1686087606.

It is an arithmetic number, because the mean of its divisors is an integer number (3372175208).

Almost surely, 2^10116525621 is an apocalyptic number.

It is an amenable number.

10116525621 is a deficient number, since it is larger than the sum of its proper divisors (3372175211).

10116525621 is an equidigital number, since it uses as much as digits as its factorization.

10116525621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3372175210.

The product of its (nonzero) digits is 3600, while the sum is 30.

The spelling of 10116525621 in words is "ten billion, one hundred sixteen million, five hundred twenty-five thousand, six hundred twenty-one".