140746681542 has 16 divisors (see below), whose sum is σ = 289101292272. Its totient is φ = 45647572320.

The previous prime is 140746681507. The next prime is 140746681619. The reversal of 140746681542 is 245186647041.

It is a junction number, because it is equal to n+sod(n) for n = 140746681491 and 140746681500.

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, 316996809 + ... + 316997252.

It is an arithmetic number, because the mean of its divisors is an integer number (18068830767).

Almost surely, 2^140746681542 is an apocalyptic number.

140746681542 is an abundant number, since it is smaller than the sum of its proper divisors (148354610730).

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

140746681542 is a wasteful number, since it uses less digits than its factorization.

140746681542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633994103.

The product of its (nonzero) digits is 1290240, while the sum is 48.

The spelling of 140746681542 in words is "one hundred forty billion, seven hundred forty-six million, six hundred eighty-one thousand, five hundred forty-two".