672836157790 has 16 divisors (see below), whose sum is σ = 1211115376368. Its totient is φ = 269132175936.

The previous prime is 672836157787. The next prime is 672836157803. The reversal of 672836157790 is 97751638276.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1453669 + ... + 1859791.

It is an arithmetic number, because the mean of its divisors is an integer number (75694711023).

Almost surely, 2^672836157790 is an apocalyptic number.

672836157790 is a deficient number, since it is larger than the sum of its proper divisors (538279218578).

672836157790 is a wasteful number, since it uses less digits than its factorization.

672836157790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571803.

The product of its (nonzero) digits is 26671680, while the sum is 61.

The spelling of 672836157790 in words is "six hundred seventy-two billion, eight hundred thirty-six million, one hundred fifty-seven thousand, seven hundred ninety".