140033262464 has 64 divisors (see below), whose sum is σ = 280832316000. Its totient is φ = 69551032320.

The previous prime is 140033262451. The next prime is 140033262469. The reversal of 140033262464 is 464262330041.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×140033262464² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140033262469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16832834 + ... + 16841150.

Almost surely, 2^140033262464 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 140033262464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140416158000).

140033262464 is an abundant number, since it is smaller than the sum of its proper divisors (140799053536).

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

140033262464 is an equidigital number, since it uses as much as digits as its factorization.

140033262464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9191 (or 9179 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 35.

The spelling of 140033262464 in words is "one hundred forty billion, thirty-three million, two hundred sixty-two thousand, four hundred sixty-four".