150405463405 has 4 divisors (see below), whose sum is σ = 180486556092. Its totient is φ = 120324370720.

The previous prime is 150405463363. The next prime is 150405463409. The reversal of 150405463405 is 504364504051.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 74325481129 + 76079982276 = 272627^2 + 275826^2 .

It is a de Polignac number, because none of the positive numbers 2^k-150405463405 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150405463409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15040546336 + ... + 15040546345.

It is an arithmetic number, because the mean of its divisors is an integer number (45121639023).

Almost surely, 2^150405463405 is an apocalyptic number.

It is an amenable number.

150405463405 is a deficient number, since it is larger than the sum of its proper divisors (30081092687).

150405463405 is an equidigital number, since it uses as much as digits as its factorization.

150405463405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30081092686.

The product of its (nonzero) digits is 144000, while the sum is 37.

Adding to 150405463405 its reverse (504364504051), we get a palindrome (654769967456).

The spelling of 150405463405 in words is "one hundred fifty billion, four hundred five million, four hundred sixty-three thousand, four hundred five".