19672590032 has 40 divisors (see below), whose sum is σ = 38858528520. Its totient is φ = 9644810240.

The previous prime is 19672590001. The next prime is 19672590037. The reversal of 19672590032 is 23009527691.

It can be written as a sum of positive squares in 4 ways, for example, as 8342264896 + 11330325136 = 91336^2 + 106444^2 .

It is a super-2 number, since 2×19672590032² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19672590037) 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, 1595732 + ... + 1608012.

It is an arithmetic number, because the mean of its divisors is an integer number (971463213).

Almost surely, 2^19672590032 is an apocalyptic number.

It is an amenable number.

19672590032 is a deficient number, since it is larger than the sum of its proper divisors (19185938488).

19672590032 is a wasteful number, since it uses less digits than its factorization.

19672590032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14231 (or 14225 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 44.

The spelling of 19672590032 in words is "nineteen billion, six hundred seventy-two million, five hundred ninety thousand, thirty-two".