539961555246 has 16 divisors (see below), whose sum is σ = 1117161838800. Its totient is φ = 173780730368.

The previous prime is 539961555233. The next prime is 539961555247. The reversal of 539961555246 is 642555169935.

It is a super-2 number, since 2×539961555246² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 539961555246.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (539961555247) 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, 1551613491 + ... + 1551613838.

It is an arithmetic number, because the mean of its divisors is an integer number (69822614925).

Almost surely, 2^539961555246 is an apocalyptic number.

539961555246 is an abundant number, since it is smaller than the sum of its proper divisors (577200283554).

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

539961555246 is a wasteful number, since it uses less digits than its factorization.

539961555246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3103227363.

The product of its digits is 43740000, while the sum is 60.

The spelling of 539961555246 in words is "five hundred thirty-nine billion, nine hundred sixty-one million, five hundred fifty-five thousand, two hundred forty-six".