140673636730 has 16 divisors (see below), whose sum is σ = 276231868704. Its totient is φ = 51154049680.

The previous prime is 140673636671. The next prime is 140673636731. The reversal of 140673636730 is 37636376041.

It is not an unprimeable number, because it can be changed into a prime (140673636731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 639425512 + ... + 639425731.

It is an arithmetic number, because the mean of its divisors is an integer number (17264491794).

Almost surely, 2^140673636730 is an apocalyptic number.

140673636730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140673636730 is a deficient number, since it is larger than the sum of its proper divisors (135558231974).

140673636730 is a wasteful number, since it uses less digits than its factorization.

140673636730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1278851261.

The product of its (nonzero) digits is 1143072, while the sum is 46.

The spelling of 140673636730 in words is "one hundred forty billion, six hundred seventy-three million, six hundred thirty-six thousand, seven hundred thirty".