542178453357 has 24 divisors (see below), whose sum is σ = 784732497120. Its totient is φ = 360720679200.

The previous prime is 542178453329. The next prime is 542178453371. The reversal of 542178453357 is 753354871245.

542178453357 is a `hidden beast` number, since 5 + 4 + 21 + 7 + 84 + 533 + 5 + 7 = 666.

It is not a de Polignac number, because 542178453357 - 2⁶ = 542178453293 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542178453317) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28318894 + ... + 28338032.

It is an arithmetic number, because the mean of its divisors is an integer number (32697187380).

Almost surely, 2^542178453357 is an apocalyptic number.

It is an amenable number.

542178453357 is a deficient number, since it is larger than the sum of its proper divisors (242554043763).

542178453357 is a wasteful number, since it uses less digits than its factorization.

542178453357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25353 (or 25350 counting only the distinct ones).

The product of its digits is 14112000, while the sum is 54.

The spelling of 542178453357 in words is "five hundred forty-two billion, one hundred seventy-eight million, four hundred fifty-three thousand, three hundred fifty-seven".