542616340446 has 120 divisors (see below), whose sum is σ = 1285323787440. Its totient is φ = 171061792704.

The previous prime is 542616340433. The next prime is 542616340481. The reversal of 542616340446 is 644043616245.

542616340446 is a `hidden beast` number, since 5 + 4 + 2 + 6 + 1 + 634 + 0 + 4 + 4 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 7591551 + ... + 7662693.

It is an arithmetic number, because the mean of its divisors is an integer number (10711031562).

Almost surely, 2^542616340446 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 542616340446, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (642661893720).

542616340446 is an abundant number, since it is smaller than the sum of its proper divisors (742707446994).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

542616340446 is a wasteful number, since it uses less digits than its factorization.

542616340446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71292 (or 71260 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 45.

The spelling of 542616340446 in words is "five hundred forty-two billion, six hundred sixteen million, three hundred forty thousand, four hundred forty-six".