542369951245 has 8 divisors (see below), whose sum is σ = 651005826840. Its totient is φ = 433788037440.

The previous prime is 542369951239. The next prime is 542369951269. The reversal of 542369951245 is 542159963245.

It can be written as a sum of positive squares in 4 ways, for example, as 58217003524 + 484152947721 = 241282^2 + 695811^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 542369951245 - 2³ = 542369951237 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13468330 + ... + 13508539.

It is an arithmetic number, because the mean of its divisors is an integer number (81375728355).

Almost surely, 2^542369951245 is an apocalyptic number.

It is an amenable number.

542369951245 is a deficient number, since it is larger than the sum of its proper divisors (108635875595).

542369951245 is a wasteful number, since it uses less digits than its factorization.

542369951245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26980895.

The product of its digits is 11664000, while the sum is 55.

The spelling of 542369951245 in words is "five hundred forty-two billion, three hundred sixty-nine million, nine hundred fifty-one thousand, two hundred forty-five".