542646552494 has 32 divisors (see below), whose sum is σ = 862719012000. Its totient is φ = 255588371584.

The previous prime is 542646552491. The next prime is 542646552563. The reversal of 542646552494 is 494255646245.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542646552491) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57152 + ... + 1043340.

It is an arithmetic number, because the mean of its divisors is an integer number (26959969125).

Almost surely, 2^542646552494 is an apocalyptic number.

542646552494 is a deficient number, since it is larger than the sum of its proper divisors (320072459506).

542646552494 is a wasteful number, since it uses less digits than its factorization.

542646552494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 986452.

The product of its digits is 41472000, while the sum is 56.

The spelling of 542646552494 in words is "five hundred forty-two billion, six hundred forty-six million, five hundred fifty-two thousand, four hundred ninety-four".