140532335551 has 4 divisors (see below), whose sum is σ = 142457436112. Its totient is φ = 138607234992.

The previous prime is 140532335453. The next prime is 140532335561. The reversal of 140532335551 is 155533235041.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 140532335551 - 2⁷ = 140532335423 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 140532335551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140532335561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 962550171 + ... + 962550316.

It is an arithmetic number, because the mean of its divisors is an integer number (35614359028).

Almost surely, 2^140532335551 is an apocalyptic number.

140532335551 is a deficient number, since it is larger than the sum of its proper divisors (1925100561).

140532335551 is an equidigital number, since it uses as much as digits as its factorization.

140532335551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1925100560.

The product of its (nonzero) digits is 135000, while the sum is 37.

The spelling of 140532335551 in words is "one hundred forty billion, five hundred thirty-two million, three hundred thirty-five thousand, five hundred fifty-one".