16616970534 has 16 divisors (see below), whose sum is σ = 33326519040. Its totient is φ = 5523560520.

The previous prime is 16616970497. The next prime is 16616970541. The reversal of 16616970534 is 43507961661.

It is a super-2 number, since 2×16616970534² (a number of 21 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 7 ways as a sum of consecutive naturals, for example, 3855082 + ... + 3859389.

It is an arithmetic number, because the mean of its divisors is an integer number (2082907440).

Almost surely, 2^16616970534 is an apocalyptic number.

16616970534 is an abundant number, since it is smaller than the sum of its proper divisors (16709548506).

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

16616970534 is a wasteful number, since it uses less digits than its factorization.

16616970534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7714835.

The product of its (nonzero) digits is 816480, while the sum is 48.

The spelling of 16616970534 in words is "sixteen billion, six hundred sixteen million, nine hundred seventy thousand, five hundred thirty-four".