532513164645 has 288 divisors, whose sum is σ = 1189109376000. Its totient is φ = 220193487360.

The previous prime is 532513164619. The next prime is 532513164661. The reversal of 532513164645 is 546461315235.

It is a happy number.

532513164645 is a `hidden beast` number, since 5 + 3 + 251 + 316 + 46 + 45 = 666.

It is not a de Polignac number, because 532513164645 - 2¹⁹ = 532512640357 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 532513164645.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 446364169 + ... + 446365361.

It is an arithmetic number, because the mean of its divisors is an integer number (4128852000).

Almost surely, 2^532513164645 is an apocalyptic number.

532513164645 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

532513164645 is an abundant number, since it is smaller than the sum of its proper divisors (656596211355).

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

532513164645 is a wasteful number, since it uses less digits than its factorization.

532513164645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1486 (or 1458 counting only the distinct ones).

The product of its digits is 1296000, while the sum is 45.

The spelling of 532513164645 in words is "five hundred thirty-two billion, five hundred thirteen million, one hundred sixty-four thousand, six hundred forty-five".