542213351440 has 40 divisors (see below), whose sum is σ = 1261628857728. Its totient is φ = 216716254080.

The previous prime is 542213351417. The next prime is 542213351473. The reversal of 542213351440 is 44153312245.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-4 number, since 4×542213351440⁴ (a number of 48 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 542213351396 and 542213351405.

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, 2538696 + ... + 2743975.

Almost surely, 2^542213351440 is an apocalyptic number.

It is an amenable number.

542213351440 is an abundant number, since it is smaller than the sum of its proper divisors (719415506288).

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

542213351440 is a wasteful number, since it uses less digits than its factorization.

542213351440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5283967 (or 5283961 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

Adding to 542213351440 its reverse (44153312245), we get a palindrome (586366663685).

The spelling of 542213351440 in words is "five hundred forty-two billion, two hundred thirteen million, three hundred fifty-one thousand, four hundred forty".