156613450646 has 8 divisors (see below), whose sum is σ = 234934405680. Its totient is φ = 78301982088.

The previous prime is 156613450633. The next prime is 156613450661. The reversal of 156613450646 is 646054316651.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 156613450646.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2330201 + ... + 2396468.

It is an arithmetic number, because the mean of its divisors is an integer number (29366800710).

Almost surely, 2^156613450646 is an apocalyptic number.

156613450646 is a deficient number, since it is larger than the sum of its proper divisors (78320955034).

156613450646 is a wasteful number, since it uses less digits than its factorization.

156613450646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4743238.

The product of its (nonzero) digits is 1555200, while the sum is 47.

The spelling of 156613450646 in words is "one hundred fifty-six billion, six hundred thirteen million, four hundred fifty thousand, six hundred forty-six".