542191213395 has 24 divisors (see below), whose sum is σ = 1012090266096. Its totient is φ = 266924904768.

The previous prime is 542191213363. The next prime is 542191213451. The reversal of 542191213395 is 593312191245.

542191213395 is a `hidden beast` number, since 5 + 42 + 1 + 9 + 1 + 213 + 395 = 666.

It is not a de Polignac number, because 542191213395 - 2⁵ = 542191213363 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 542191213395.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 463410709 + ... + 463411878.

It is an arithmetic number, because the mean of its divisors is an integer number (42170427754).

Almost surely, 2^542191213395 is an apocalyptic number.

542191213395 is a deficient number, since it is larger than the sum of its proper divisors (469899052701).

542191213395 is a wasteful number, since it uses less digits than its factorization.

542191213395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 926822611 (or 926822608 counting only the distinct ones).

The product of its digits is 291600, while the sum is 45.

The spelling of 542191213395 in words is "five hundred forty-two billion, one hundred ninety-one million, two hundred thirteen thousand, three hundred ninety-five".