542335533245 has 24 divisors (see below), whose sum is σ = 722427756120. Its totient is φ = 390520592000.

The previous prime is 542335533241. The next prime is 542335533269.

It is a happy number.

542335533245 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 334485252409 + 207850280836 = 578347^2 + 455906^2 .

It is not a de Polignac number, because 542335533245 - 2² = 542335533241 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 542335533196 and 542335533205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542335533241) 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, 4376630 + ... + 4498839.

It is an arithmetic number, because the mean of its divisors is an integer number (30101156505).

Almost surely, 2^542335533245 is an apocalyptic number.

542335533245 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

542335533245 is a deficient number, since it is larger than the sum of its proper divisors (180092222875).

542335533245 is a wasteful number, since it uses less digits than its factorization.

542335533245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8875597 (or 8875586 counting only the distinct ones).

The product of its digits is 3240000, while the sum is 44.

The spelling of 542335533245 in words is "five hundred forty-two billion, three hundred thirty-five million, five hundred thirty-three thousand, two hundred forty-five".