16616425500375 has 64 divisors (see below), whose sum is σ = 29062494130176. Its totient is φ = 8414910240000.

The previous prime is 16616425500341. The next prime is 16616425500439. The reversal of 16616425500375 is 57300552461661.

It is a happy number.

It is not a de Polignac number, because 16616425500375 - 2¹⁶ = 16616425434839 is a prime.

It is a super-2 number, since 2×16616425500375² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5849551 + ... + 8212800.

It is an arithmetic number, because the mean of its divisors is an integer number (454101470784).

Almost surely, 2^{16616425500375} is an apocalyptic number.

16616425500375 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16616425500375 is a deficient number, since it is larger than the sum of its proper divisors (12446068629801).

16616425500375 is a wasteful number, since it uses less digits than its factorization.

16616425500375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14062529 (or 14062519 counting only the distinct ones).

The product of its (nonzero) digits is 4536000, while the sum is 51.

The spelling of 16616425500375 in words is "sixteen trillion, six hundred sixteen billion, four hundred twenty-five million, five hundred thousand, three hundred seventy-five".