140186765248 has 56 divisors (see below), whose sum is σ = 281210300672. Its totient is φ = 69331451904.

The previous prime is 140186765221. The next prime is 140186765261. The reversal of 140186765248 is 842567681041.

It is a junction number, because it is equal to n+sod(n) for n = 140186765195 and 140186765204.

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, 13112161 + ... + 13122847.

It is an arithmetic number, because the mean of its divisors is an integer number (5021612512).

Almost surely, 2^140186765248 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 140186765248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140605150336).

140186765248 is an abundant number, since it is smaller than the sum of its proper divisors (141023535424).

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

140186765248 is a wasteful number, since it uses less digits than its factorization.

140186765248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12909 (or 12899 counting only the distinct ones).

The product of its (nonzero) digits is 2580480, while the sum is 52.

The spelling of 140186765248 in words is "one hundred forty billion, one hundred eighty-six million, seven hundred sixty-five thousand, two hundred forty-eight".