140956082540 has 144 divisors (see below), whose sum is σ = 367587315648. Its totient is φ = 44455836672.

The previous prime is 140956082507. The next prime is 140956082549. The reversal of 140956082540 is 45280659041.

It is a junction number, because it is equal to n+sod(n) for n = 140956082491 and 140956082500.

It is not an unprimeable number, because it can be changed into a prime (140956082549) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6922214 + ... + 6942546.

It is an arithmetic number, because the mean of its divisors is an integer number (2552689692).

Almost surely, 2^140956082540 is an apocalyptic number.

140956082540 is a gapful number since it is divisible by the number (10) 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 140956082540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183793657824).

140956082540 is an abundant number, since it is smaller than the sum of its proper divisors (226631233108).

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

140956082540 is a wasteful number, since it uses less digits than its factorization.

140956082540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20668 (or 20653 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 44.

The spelling of 140956082540 in words is "one hundred forty billion, nine hundred fifty-six million, eighty-two thousand, five hundred forty".