10401534405 has 40 divisors (see below), whose sum is σ = 19742533272. Its totient is φ = 5221158912.

The previous prime is 10401534391. The next prime is 10401534443. The reversal of 10401534405 is 50443510401.

It is a happy number.

10401534405 is a `hidden beast` number, since 104 + 0 + 153 + 4 + 405 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 2265855201 + 8135679204 = 47601^2 + 90198^2 .

It is not a de Polignac number, because 10401534405 - 2⁵ = 10401534373 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 748492 + ... + 762261.

Almost surely, 2^10401534405 is an apocalyptic number.

10401534405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10401534405 is a deficient number, since it is larger than the sum of its proper divisors (9340998867).

10401534405 is a wasteful number, since it uses less digits than its factorization.

10401534405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1510787 (or 1510778 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The spelling of 10401534405 in words is "ten billion, four hundred one million, five hundred thirty-four thousand, four hundred five".