402532678327 has 16 divisors (see below), whose sum is σ = 434617738240. Its totient is φ = 370609020000.

The previous prime is 402532678321. The next prime is 402532678369. The reversal of 402532678327 is 723876235204.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-402532678327 is a prime.

It is a super-2 number, since 2×402532678327² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402532678321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7892374 + ... + 7943212.

It is an arithmetic number, because the mean of its divisors is an integer number (27163608640).

Almost surely, 2^402532678327 is an apocalyptic number.

402532678327 is a deficient number, since it is larger than the sum of its proper divisors (32085059913).

402532678327 is a wasteful number, since it uses less digits than its factorization.

402532678327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52414.

The product of its (nonzero) digits is 3386880, while the sum is 49.

The spelling of 402532678327 in words is "four hundred two billion, five hundred thirty-two million, six hundred seventy-eight thousand, three hundred twenty-seven".