557263452640 has 24 divisors (see below), whose sum is σ = 1316534907240. Its totient is φ = 222905380992.

The previous prime is 557263452631. The next prime is 557263452643. The reversal of 557263452640 is 46254362755.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557263452643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1741448130 + ... + 1741448449.

It is an arithmetic number, because the mean of its divisors is an integer number (54855621135).

Almost surely, 2^557263452640 is an apocalyptic number.

It is an amenable number.

557263452640 is an abundant number, since it is smaller than the sum of its proper divisors (759271454600).

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

557263452640 is a wasteful number, since it uses less digits than its factorization.

557263452640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3482896594 (or 3482896586 counting only the distinct ones).

The product of its (nonzero) digits is 6048000, while the sum is 49.

The spelling of 557263452640 in words is "five hundred fifty-seven billion, two hundred sixty-three million, four hundred fifty-two thousand, six hundred forty".