542263251615 has 32 divisors (see below), whose sum is σ = 869438032320. Its totient is φ = 288602044416.

The previous prime is 542263251557. The next prime is 542263251623. The reversal of 542263251615 is 516152362245.

It is not a de Polignac number, because 542263251615 - 2⁸ = 542263251359 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15694599 + ... + 15729111.

It is an arithmetic number, because the mean of its divisors is an integer number (27169938510).

Almost surely, 2^542263251615 is an apocalyptic number.

542263251615 is a deficient number, since it is larger than the sum of its proper divisors (327174780705).

542263251615 is a wasteful number, since it uses less digits than its factorization.

542263251615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36683.

The product of its digits is 432000, while the sum is 42.

The spelling of 542263251615 in words is "five hundred forty-two billion, two hundred sixty-three million, two hundred fifty-one thousand, six hundred fifteen".