542366102197 has 24 divisors (see below), whose sum is σ = 565493704776. Its totient is φ = 519872256000.

The previous prime is 542366102189. The next prime is 542366102219. The reversal of 542366102197 is 791201663245.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 393328411281 + 149037690916 = 627159^2 + 386054^2 .

It is not a de Polignac number, because 542366102197 - 2³ = 542366102189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542366102497) 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 23 ways as a sum of consecutive naturals, for example, 197870247 + ... + 197872987.

It is an arithmetic number, because the mean of its divisors is an integer number (23562237699).

Almost surely, 2^542366102197 is an apocalyptic number.

It is an amenable number.

542366102197 is a deficient number, since it is larger than the sum of its proper divisors (23127602579).

542366102197 is a wasteful number, since it uses less digits than its factorization.

542366102197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4201 (or 4140 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 46.

The spelling of 542366102197 in words is "five hundred forty-two billion, three hundred sixty-six million, one hundred two thousand, one hundred ninety-seven".