140281582511 has 6 divisors (see below), whose sum is σ = 163184698080. Its totient is φ = 120241356396.

The previous prime is 140281582501. The next prime is 140281582531. The reversal of 140281582511 is 115285182041.

It is not a de Polignac number, because 140281582511 - 2¹⁸ = 140281320367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140281582501) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1431444671 + ... + 1431444768.

It is an arithmetic number, because the mean of its divisors is an integer number (27197449680).

Almost surely, 2^140281582511 is an apocalyptic number.

140281582511 is a deficient number, since it is larger than the sum of its proper divisors (22903115569).

140281582511 is an equidigital number, since it uses as much as digits as its factorization.

140281582511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2862889453 (or 2862889446 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 38.

The spelling of 140281582511 in words is "one hundred forty billion, two hundred eighty-one million, five hundred eighty-two thousand, five hundred eleven".