542046191828 has 12 divisors (see below), whose sum is σ = 951446641152. Its totient is φ = 270204294360.

The previous prime is 542046191783. The next prime is 542046191873. The reversal of 542046191828 is 828191640245.

It is an interprime number because it is at equal distance from previous prime (542046191783) and next prime (542046191873).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 204698900 + ... + 204701547.

It is an arithmetic number, because the mean of its divisors is an integer number (79287220096).

Almost surely, 2^542046191828 is an apocalyptic number.

It is an amenable number.

542046191828 is a deficient number, since it is larger than the sum of its proper divisors (409400449324).

542046191828 is a wasteful number, since it uses less digits than its factorization.

542046191828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409400782 (or 409400780 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 50.

The spelling of 542046191828 in words is "five hundred forty-two billion, forty-six million, one hundred ninety-one thousand, eight hundred twenty-eight".