325624540039 has 4 divisors (see below), whose sum is σ = 326497528456. Its totient is φ = 324751551624.

The previous prime is 325624539973. The next prime is 325624540049. The reversal of 325624540039 is 930045426523.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 325624540039 - 2¹³ = 325624531847 is a prime.

It is a super-2 number, since 2×325624540039² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 325624539977 and 325624540004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325624540049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 436493649 + ... + 436494394.

It is an arithmetic number, because the mean of its divisors is an integer number (81624382114).

Almost surely, 2^325624540039 is an apocalyptic number.

325624540039 is a deficient number, since it is larger than the sum of its proper divisors (872988417).

325624540039 is an equidigital number, since it uses as much as digits as its factorization.

325624540039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872988416.

The product of its (nonzero) digits is 777600, while the sum is 43.

The spelling of 325624540039 in words is "three hundred twenty-five billion, six hundred twenty-four million, five hundred forty thousand, thirty-nine".