140274240678 has 192 divisors, whose sum is σ = 379364731200. Its totient is φ = 36859898880.

The previous prime is 140274240643. The next prime is 140274240683. The reversal of 140274240678 is 876042472041.

140274240678 is a `hidden beast` number, since 140 + 27 + 424 + 0 + 67 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2736508 + ... + 2787296.

It is an arithmetic number, because the mean of its divisors is an integer number (1975857975).

Almost surely, 2^140274240678 is an apocalyptic number.

140274240678 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 140274240678, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (189682365600).

140274240678 is an abundant number, since it is smaller than the sum of its proper divisors (239090490522).

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

140274240678 is a wasteful number, since it uses less digits than its factorization.

140274240678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50887 (or 50884 counting only the distinct ones).

The product of its (nonzero) digits is 602112, while the sum is 45.

The spelling of 140274240678 in words is "one hundred forty billion, two hundred seventy-four million, two hundred forty thousand, six hundred seventy-eight".