542421210512 has 40 divisors (see below), whose sum is σ = 1068499766400. Its totient is φ = 266682084480.

The previous prime is 542421210511. The next prime is 542421210553. The reversal of 542421210512 is 215012124245.

It is a super-2 number, since 2×542421210512² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (542421210511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3135593 + ... + 3304055.

It is an arithmetic number, because the mean of its divisors is an integer number (26712494160).

Almost surely, 2^542421210512 is an apocalyptic number.

It is an amenable number.

542421210512 is a deficient number, since it is larger than the sum of its proper divisors (526078555888).

542421210512 is a wasteful number, since it uses less digits than its factorization.

542421210512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171831 (or 171825 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 29.

Adding to 542421210512 its reverse (215012124245), we get a palindrome (757433334757).

The spelling of 542421210512 in words is "five hundred forty-two billion, four hundred twenty-one million, two hundred ten thousand, five hundred twelve".