140546531214 has 64 divisors (see below), whose sum is σ = 315979272000. Its totient is φ = 46302451200.

The previous prime is 140546531137. The next prime is 140546531233. The reversal of 140546531214 is 412135645041.

140546531214 is a `hidden beast` number, since 1 + 40 + 546 + 53 + 1 + 21 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3080682 + ... + 3125970.

It is an arithmetic number, because the mean of its divisors is an integer number (4937176125).

Almost surely, 2^140546531214 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140546531214, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157989636000).

140546531214 is an abundant number, since it is smaller than the sum of its proper divisors (175432740786).

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

140546531214 is a wasteful number, since it uses less digits than its factorization.

140546531214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45970 (or 45964 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The spelling of 140546531214 in words is "one hundred forty billion, five hundred forty-six million, five hundred thirty-one thousand, two hundred fourteen".