16615677223074 has 48 divisors (see below), whose sum is σ = 33648227783424. Its totient is φ = 5469900955200.

The previous prime is 16615677223049. The next prime is 16615677223099. The reversal of 16615677223074 is 47032277651661.

It is an interprime number because it is at equal distance from previous prime (16615677223049) and next prime (16615677223099).

It is a super-3 number, since 3×16615677223074³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23956879 + ... + 24640685.

It is an arithmetic number, because the mean of its divisors is an integer number (701004745488).

Almost surely, 2^{16615677223074} is an apocalyptic number.

16615677223074 is an abundant number, since it is smaller than the sum of its proper divisors (17032550560350).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16615677223074 is a wasteful number, since it uses less digits than its factorization.

16615677223074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 684411 (or 684310 counting only the distinct ones).

The product of its (nonzero) digits is 17781120, while the sum is 57.

The spelling of 16615677223074 in words is "sixteen trillion, six hundred fifteen billion, six hundred seventy-seven million, two hundred twenty-three thousand, seventy-four".