405215000102 has 32 divisors (see below), whose sum is σ = 686100430080. Its totient is φ = 177796719520.

The previous prime is 405215000089. The next prime is 405215000107. The reversal of 405215000102 is 201000512504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (405215000107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2815463 + ... + 2955885.

It is an arithmetic number, because the mean of its divisors is an integer number (21440638440).

Almost surely, 2^405215000102 is an apocalyptic number.

405215000102 is a deficient number, since it is larger than the sum of its proper divisors (280885429978).

405215000102 is a wasteful number, since it uses less digits than its factorization.

405215000102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144988.

The product of its (nonzero) digits is 400, while the sum is 20.

Adding to 405215000102 its reverse (201000512504), we get a palindrome (606215512606).

The spelling of 405215000102 in words is "four hundred five billion, two hundred fifteen million, one hundred two", and thus it is an aban number.