140652145920 has 576 divisors, whose sum is σ = 535757451264. Its totient is φ = 30996725760.

The previous prime is 140652145901. The next prime is 140652145961. The reversal of 140652145920 is 29541256041.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 36789129 + ... + 36792951.

It is an arithmetic number, because the mean of its divisors is an integer number (930134464).

Almost surely, 2^140652145920 is an apocalyptic number.

140652145920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140652145920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (267878725632).

140652145920 is an abundant number, since it is smaller than the sum of its proper divisors (395105305344).

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

140652145920 is a wasteful number, since it uses less digits than its factorization.

140652145920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3938 (or 3924 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 39.

The spelling of 140652145920 in words is "one hundred forty billion, six hundred fifty-two million, one hundred forty-five thousand, nine hundred twenty".