1516001006616 has 64 divisors (see below), whose sum is σ = 4007366630400. Its totient is φ = 476590324608.

The previous prime is 1516001006593. The next prime is 1516001006633. The reversal of 1516001006616 is 6166001006151.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7352491 + ... + 7555866.

It is an arithmetic number, because the mean of its divisors is an integer number (62615103600).

Almost surely, 2^{1516001006616} is an apocalyptic number.

It is an amenable number.

1516001006616 is an abundant number, since it is smaller than the sum of its proper divisors (2491365623784).

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

1516001006616 is a wasteful number, since it uses less digits than its factorization.

1516001006616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14908608 (or 14908604 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 33.

The spelling of 1516001006616 in words is "one trillion, five hundred sixteen billion, one million, six thousand, six hundred sixteen".