539958699072 has 672 divisors, whose sum is σ = 1850861180160. Its totient is φ = 153718456320.

The previous prime is 539958699067. The next prime is 539958699079. The reversal of 539958699072 is 270996859935.

It is a happy number.

539958699072 is a `hidden beast` number, since 5 + 39 + 9 + 586 + 9 + 9 + 0 + 7 + 2 = 666.

It is a super-2 number, since 2×539958699072² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (539958699079) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 302836293 + ... + 302838075.

Almost surely, 2^539958699072 is an apocalyptic number.

539958699072 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 539958699072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (925430590080).

539958699072 is an abundant number, since it is smaller than the sum of its proper divisors (1310902481088).

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

539958699072 is a wasteful number, since it uses less digits than its factorization.

539958699072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1908 (or 1879 counting only the distinct ones).

The product of its (nonzero) digits is 330674400, while the sum is 72.

The spelling of 539958699072 in words is "five hundred thirty-nine billion, nine hundred fifty-eight million, six hundred ninety-nine thousand, seventy-two".