1672136496 has 120 divisors (see below), whose sum is σ = 4938942320. Its totient is φ = 526652928.

The previous prime is 1672136489. The next prime is 1672136561. The reversal of 1672136496 is 6946312761.

It is a super-2 number, since 2×1672136496² = 5592080922510316032, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1676670 + ... + 1677666.

Almost surely, 2^1672136496 is an apocalyptic number.

1672136496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1672136496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2469471160).

1672136496 is an abundant number, since it is smaller than the sum of its proper divisors (3266805824).

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

1672136496 is a wasteful number, since it uses less digits than its factorization.

1672136496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1643 (or 1634 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The square root of 1672136496 is about 40891.7656258568. The cubic root of 1672136496 is about 1186.9267251162.

The spelling of 1672136496 in words is "one billion, six hundred seventy-two million, one hundred thirty-six thousand, four hundred ninety-six".