1542534266823 has 32 divisors (see below), whose sum is σ = 2326294736640. Its totient is φ = 900594589440.

The previous prime is 1542534266771. The next prime is 1542534266851. The reversal of 1542534266823 is 3286624352451.

It is not a de Polignac number, because 1542534266823 - 2⁶ = 1542534266759 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1542534266863) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1395286 + ... + 2243187.

It is an arithmetic number, because the mean of its divisors is an integer number (72696710520).

Almost surely, 2^{1542534266823} is an apocalyptic number.

1542534266823 is a deficient number, since it is larger than the sum of its proper divisors (783760469817).

1542534266823 is a wasteful number, since it uses less digits than its factorization.

1542534266823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3638959.

The product of its digits is 8294400, while the sum is 51.

The spelling of 1542534266823 in words is "one trillion, five hundred forty-two billion, five hundred thirty-four million, two hundred sixty-six thousand, eight hundred twenty-three".