140545255340 has 48 divisors (see below), whose sum is σ = 337833414912. Its totient is φ = 48111973056.

The previous prime is 140545255339. The next prime is 140545255343. The reversal of 140545255340 is 43552545041.

It is a junction number, because it is equal to n+sod(n) for n = 140545255294 and 140545255303.

It is not an unprimeable number, because it can be changed into a prime (140545255343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 690614 + ... + 870653.

It is an arithmetic number, because the mean of its divisors is an integer number (7038196144).

Almost surely, 2^140545255340 is an apocalyptic number.

140545255340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140545255340 is an abundant number, since it is smaller than the sum of its proper divisors (197288159572).

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

140545255340 is a wasteful number, since it uses less digits than its factorization.

140545255340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1561926 (or 1561924 counting only the distinct ones).

The product of its (nonzero) digits is 240000, while the sum is 38.

The spelling of 140545255340 in words is "one hundred forty billion, five hundred forty-five million, two hundred fifty-five thousand, three hundred forty".