504408261842 has 32 divisors (see below), whose sum is σ = 829626380352. Its totient is φ = 229054984704.

The previous prime is 504408261779. The next prime is 504408261869. The reversal of 504408261842 is 248162804405.

It is a super-2 number, since 2×504408261842² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 504408261793 and 504408261802.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1957043 + ... + 2199734.

It is an arithmetic number, because the mean of its divisors is an integer number (25925824386).

Almost surely, 2^504408261842 is an apocalyptic number.

504408261842 is a deficient number, since it is larger than the sum of its proper divisors (325218118510).

504408261842 is a wasteful number, since it uses less digits than its factorization.

504408261842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4156922.

The product of its (nonzero) digits is 491520, while the sum is 44.

The spelling of 504408261842 in words is "five hundred four billion, four hundred eight million, two hundred sixty-one thousand, eight hundred forty-two".