542043644460 has 48 divisors (see below), whose sum is σ = 1518866151936. Its totient is φ = 144436024512.

The previous prime is 542043644447. The next prime is 542043644489. The reversal of 542043644460 is 64446340245.

It is a happy number.

It is a super-2 number, since 2×542043644460² (a number of 24 digits) contains 22 as substring.

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, 3324322 + ... + 3483561.

It is an arithmetic number, because the mean of its divisors is an integer number (31643044832).

Almost surely, 2^542043644460 is an apocalyptic number.

It is an amenable number.

542043644460 is an abundant number, since it is smaller than the sum of its proper divisors (976822507476).

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

542043644460 is a wasteful number, since it uses less digits than its factorization.

542043644460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6809222 (or 6809220 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 42.

The spelling of 542043644460 in words is "five hundred forty-two billion, forty-three million, six hundred forty-four thousand, four hundred sixty".