557501303240 has 32 divisors (see below), whose sum is σ = 1433574780480. Its totient is φ = 191143303872.

The previous prime is 557501303237. The next prime is 557501303257. The reversal of 557501303240 is 42303105755.

It is a super-2 number, since 2×557501303240² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 557501303240.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 995537762 + ... + 995538321.

It is an arithmetic number, because the mean of its divisors is an integer number (44799211890).

Almost surely, 2^557501303240 is an apocalyptic number.

It is an amenable number.

557501303240 is an abundant number, since it is smaller than the sum of its proper divisors (876073477240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

557501303240 is a wasteful number, since it uses less digits than its factorization.

557501303240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1991076101 (or 1991076097 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 35.

Adding to 557501303240 its reverse (42303105755), we get a palindrome (599804408995).

The spelling of 557501303240 in words is "five hundred fifty-seven billion, five hundred one million, three hundred three thousand, two hundred forty".