13621737674 has 8 divisors (see below), whose sum is σ = 20434127808. Its totient is φ = 6810361740.

The previous prime is 13621737673. The next prime is 13621737691. The reversal of 13621737674 is 47673712631.

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

It is not an unprimeable number, because it can be changed into a prime (13621737673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 219032 + ... + 274259.

It is an arithmetic number, because the mean of its divisors is an integer number (2554265976).

Almost surely, 2^13621737674 is an apocalyptic number.

13621737674 is a deficient number, since it is larger than the sum of its proper divisors (6812390134).

13621737674 is a wasteful number, since it uses less digits than its factorization.

13621737674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507100.

The product of its digits is 889056, while the sum is 47.

The spelling of 13621737674 in words is "thirteen billion, six hundred twenty-one million, seven hundred thirty-seven thousand, six hundred seventy-four".