140746344620 has 72 divisors (see below), whose sum is σ = 353115823536. Its totient is φ = 46951664256.

The previous prime is 140746344617. The next prime is 140746344623. The reversal of 140746344620 is 26443647041.

It is an interprime number because it is at equal distance from previous prime (140746344617) and next prime (140746344623).

It is not an unprimeable number, because it can be changed into a prime (140746344623) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1904534 + ... + 1977053.

It is an arithmetic number, because the mean of its divisors is an integer number (4904386438).

Almost surely, 2^140746344620 is an apocalyptic number.

140746344620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140746344620 is an abundant number, since it is smaller than the sum of its proper divisors (212369478916).

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

140746344620 is a wasteful number, since it uses less digits than its factorization.

140746344620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3881647 (or 3881638 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 41.

The spelling of 140746344620 in words is "one hundred forty billion, seven hundred forty-six million, three hundred forty-four thousand, six hundred twenty".