16061515694 has 16 divisors (see below), whose sum is σ = 27548978688. Its totient is φ = 6879768792.

The previous prime is 16061515693. The next prime is 16061515709. The reversal of 16061515694 is 49651516061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16061515693) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 284714 + ... + 336429.

It is an arithmetic number, because the mean of its divisors is an integer number (1721811168).

Almost surely, 2^16061515694 is an apocalyptic number.

16061515694 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

16061515694 is a deficient number, since it is larger than the sum of its proper divisors (11487462994).

16061515694 is a wasteful number, since it uses less digits than its factorization.

16061515694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 622999.

The product of its (nonzero) digits is 194400, while the sum is 44.

The spelling of 16061515694 in words is "sixteen billion, sixty-one million, five hundred fifteen thousand, six hundred ninety-four".