140842708721630 has 16 divisors (see below), whose sum is σ = 253883759757264. Its totient is φ = 56255553697920.

The previous prime is 140842708721621. The next prime is 140842708721669. The reversal of 140842708721630 is 36127807248041.

It is a happy number.

It is a super-2 number, since 2×140842708721630² (a number of 29 digits) contains 22 as substring.

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, 10191216587 + ... + 10191230406.

It is an arithmetic number, because the mean of its divisors is an integer number (15867734984829).

Almost surely, 2^{140842708721630} is an apocalyptic number.

140842708721630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140842708721630 is a deficient number, since it is larger than the sum of its proper divisors (113041051035634).

140842708721630 is a wasteful number, since it uses less digits than its factorization.

140842708721630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20382447691.

The product of its (nonzero) digits is 3612672, while the sum is 53.

The spelling of 140842708721630 in words is "one hundred forty trillion, eight hundred forty-two billion, seven hundred eight million, seven hundred twenty-one thousand, six hundred thirty".