140582457503457 has 4 divisors (see below), whose sum is σ = 187443276671280. Its totient is φ = 93721638335636.

The previous prime is 140582457503447. The next prime is 140582457503459. The reversal of 140582457503457 is 754305754285041.

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 a cyclic number.

It is not a de Polignac number, because 140582457503457 - 2²⁸ = 140582189068001 is a prime.

It is a super-2 number, since 2×140582457503457² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 140582457503457.

It is not an unprimeable number, because it can be changed into a prime (140582457503459) 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, 23430409583907 + ... + 23430409583912.

It is an arithmetic number, because the mean of its divisors is an integer number (46860819167820).

Almost surely, 2^{140582457503457} is an apocalyptic number.

It is an amenable number.

140582457503457 is a deficient number, since it is larger than the sum of its proper divisors (46860819167823).

140582457503457 is an equidigital number, since it uses as much as digits as its factorization.

140582457503457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46860819167822.

The product of its (nonzero) digits is 94080000, while the sum is 60.

The spelling of 140582457503457 in words is "one hundred forty trillion, five hundred eighty-two billion, four hundred fifty-seven million, five hundred three thousand, four hundred fifty-seven".