405541150452 has 72 divisors (see below), whose sum is σ = 1072463962752. Its totient is φ = 129077251200.

The previous prime is 405541150393. The next prime is 405541150477. The reversal of 405541150452 is 254051145504.

405541150452 is a `hidden beast` number, since 4 + 0 + 5 + 54 + 1 + 150 + 452 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2853574 + ... + 2992317.

It is an arithmetic number, because the mean of its divisors is an integer number (14895332816).

Almost surely, 2^405541150452 is an apocalyptic number.

It is an amenable number.

405541150452 is an abundant number, since it is smaller than the sum of its proper divisors (666922812300).

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

405541150452 is a wasteful number, since it uses less digits than its factorization.

405541150452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5845989 (or 5845984 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 36.

Adding to 405541150452 its reverse (254051145504), we get a palindrome (659592295956).

The spelling of 405541150452 in words is "four hundred five billion, five hundred forty-one million, one hundred fifty thousand, four hundred fifty-two".