140874548464 has 80 divisors (see below), whose sum is σ = 306845985600. Its totient is φ = 62166601728.

The previous prime is 140874548459. The next prime is 140874548483. The reversal of 140874548464 is 464845478041.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16208632 + ... + 16217320.

It is an arithmetic number, because the mean of its divisors is an integer number (3835574820).

Almost surely, 2^140874548464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140874548464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153422992800).

140874548464 is an abundant number, since it is smaller than the sum of its proper divisors (165971437136).

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

140874548464 is a wasteful number, since it uses less digits than its factorization.

140874548464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12122 (or 12116 counting only the distinct ones).

The product of its (nonzero) digits is 13762560, while the sum is 55.

The spelling of 140874548464 in words is "one hundred forty billion, eight hundred seventy-four million, five hundred forty-eight thousand, four hundred sixty-four".