140562163640 has 32 divisors (see below), whose sum is σ = 327170556000. Its totient is φ = 54286076544.

The previous prime is 140562163607. The next prime is 140562163681. The reversal of 140562163640 is 46361265041.

It is a junction number, because it is equal to n+sod(n) for n = 140562163594 and 140562163603.

It is a congruent number.

It is an unprimeable number.

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, 60585980 + ... + 60588299.

It is an arithmetic number, because the mean of its divisors is an integer number (10224079875).

Almost surely, 2^140562163640 is an apocalyptic number.

140562163640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140562163640 is an abundant number, since it is smaller than the sum of its proper divisors (186608392360).

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

140562163640 is a wasteful number, since it uses less digits than its factorization.

140562163640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121174319 (or 121174315 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 38.

The spelling of 140562163640 in words is "one hundred forty billion, five hundred sixty-two million, one hundred sixty-three thousand, six hundred forty".