16610525354 has 4 divisors (see below), whose sum is σ = 24915788034. Its totient is φ = 8305262676.

The previous prime is 16610525251. The next prime is 16610525357. The reversal of 16610525354 is 45352501661.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 12928827025 + 3681698329 = 113705^2 + 60677^2 .

It is not an unprimeable number, because it can be changed into a prime (16610525357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4152631337 + ... + 4152631340.

Almost surely, 2^16610525354 is an apocalyptic number.

16610525354 is a deficient number, since it is larger than the sum of its proper divisors (8305262680).

16610525354 is an equidigital number, since it uses as much as digits as its factorization.

16610525354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8305262679.

The product of its (nonzero) digits is 108000, while the sum is 38.

The spelling of 16610525354 in words is "sixteen billion, six hundred ten million, five hundred twenty-five thousand, three hundred fifty-four".