57140940819 has 4 divisors (see below), whose sum is σ = 76187921096. Its totient is φ = 38093960544.

The previous prime is 57140940781. The next prime is 57140940833. The reversal of 57140940819 is 91804904175.

57140940819 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 57140940819 - 2⁷ = 57140940691 is a prime.

It is a super-2 number, since 2×57140940819² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57140920819) 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, 9523490134 + ... + 9523490139.

It is an arithmetic number, because the mean of its divisors is an integer number (19046980274).

Almost surely, 2^57140940819 is an apocalyptic number.

57140940819 is a deficient number, since it is larger than the sum of its proper divisors (19046980277).

57140940819 is a wasteful number, since it uses less digits than its factorization.

57140940819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19046980276.

The product of its (nonzero) digits is 362880, while the sum is 48.

The spelling of 57140940819 in words is "fifty-seven billion, one hundred forty million, nine hundred forty thousand, eight hundred nineteen".