542667766245 has 32 divisors (see below), whose sum is σ = 972801982080. Its totient is φ = 256000515840.

The previous prime is 542667766217. The next prime is 542667766357.

542667766245 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 542667766245 - 2⁵ = 542667766213 is a prime.

It is a super-2 number, since 2×542667766245² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 44438430 + ... + 44450639.

It is an arithmetic number, because the mean of its divisors is an integer number (30400061940).

Almost surely, 2^542667766245 is an apocalyptic number.

542667766245 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

542667766245 is a deficient number, since it is larger than the sum of its proper divisors (430134215835).

542667766245 is a wasteful number, since it uses less digits than its factorization.

542667766245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88889125.

The product of its digits is 101606400, while the sum is 60.

The spelling of 542667766245 in words is "five hundred forty-two billion, six hundred sixty-seven million, seven hundred sixty-six thousand, two hundred forty-five".