405155546604 has 144 divisors (see below), whose sum is σ = 1134965744640. Its totient is φ = 121212495360.

The previous prime is 405155546597. The next prime is 405155546611. The reversal of 405155546604 is 406645551504.

405155546604 is a `hidden beast` number, since 4 + 0 + 51 + 55 + 546 + 6 + 0 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (405155546597) and next prime (405155546611).

It is a self number, because there is not a number n which added to its sum of digits gives 405155546604.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4615677 + ... + 4702635.

It is an arithmetic number, because the mean of its divisors is an integer number (7881706560).

Almost surely, 2^405155546604 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 405155546604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (567482872320).

405155546604 is an abundant number, since it is smaller than the sum of its proper divisors (729810198036).

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

405155546604 is a wasteful number, since it uses less digits than its factorization.

405155546604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87340 (or 87335 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 45.

The spelling of 405155546604 in words is "four hundred five billion, one hundred fifty-five million, five hundred forty-six thousand, six hundred four".