406523525745 has 32 divisors (see below), whose sum is σ = 666526299264. Its totient is φ = 211453222400.

The previous prime is 406523525651. The next prime is 406523525767. The reversal of 406523525745 is 547525325604.

It is not a de Polignac number, because 406523525745 - 2¹³ = 406523517553 is a prime.

It is a super-2 number, since 2×406523525745² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 406523525694 and 406523525703.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1741999 + ... + 1961531.

It is an arithmetic number, because the mean of its divisors is an integer number (20828946852).

Almost surely, 2^406523525745 is an apocalyptic number.

It is an amenable number.

406523525745 is a deficient number, since it is larger than the sum of its proper divisors (260002773519).

406523525745 is a wasteful number, since it uses less digits than its factorization.

406523525745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222593.

The product of its (nonzero) digits is 5040000, while the sum is 48.

The spelling of 406523525745 in words is "four hundred six billion, five hundred twenty-three million, five hundred twenty-five thousand, seven hundred forty-five".