402513531045 has 16 divisors (see below), whose sum is σ = 651780948672. Its totient is φ = 212087450240.

The previous prime is 402513531031. The next prime is 402513531047. The reversal of 402513531045 is 540135315204.

It is not a de Polignac number, because 402513531045 - 2⁷ = 402513530917 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 402513530997 and 402513531015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402513531047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 161650776 + ... + 161653265.

It is an arithmetic number, because the mean of its divisors is an integer number (40736309292).

Almost surely, 2^402513531045 is an apocalyptic number.

It is an amenable number.

402513531045 is a deficient number, since it is larger than the sum of its proper divisors (249267417627).

402513531045 is a wasteful number, since it uses less digits than its factorization.

402513531045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323304132.

The product of its (nonzero) digits is 36000, while the sum is 33.

Adding to 402513531045 its reverse (540135315204), we get a palindrome (942648846249).

The spelling of 402513531045 in words is "four hundred two billion, five hundred thirteen million, five hundred thirty-one thousand, forty-five".