140557000557 has 4 divisors (see below), whose sum is σ = 187409334080. Its totient is φ = 93704667036.

The previous prime is 140557000531. The next prime is 140557000601. The reversal of 140557000557 is 755000755041.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 140557000557 - 2⁷ = 140557000429 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 (140557000517) 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, 23426166757 + ... + 23426166762.

It is an arithmetic number, because the mean of its divisors is an integer number (46852333520).

Almost surely, 2^140557000557 is an apocalyptic number.

It is an amenable number.

140557000557 is a deficient number, since it is larger than the sum of its proper divisors (46852333523).

140557000557 is an equidigital number, since it uses as much as digits as its factorization.

140557000557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46852333522.

The product of its (nonzero) digits is 122500, while the sum is 39.

Adding to 140557000557 its reverse (755000755041), we get a palindrome (895557755598).

The spelling of 140557000557 in words is "one hundred forty billion, five hundred fifty-seven million, five hundred fifty-seven", and thus it is an aban number.