1406504643245 has 32 divisors (see below), whose sum is σ = 1821674050560. Its totient is φ = 1036345178880.

The previous prime is 1406504643227. The next prime is 1406504643251. The reversal of 1406504643245 is 5423464056041.

It is not a de Polignac number, because 1406504643245 - 2³² = 1402209675949 is a prime.

It is a super-2 number, since 2×1406504643245² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1406504643196 and 1406504643205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55433552 + ... + 55458918.

It is an arithmetic number, because the mean of its divisors is an integer number (56927314080).

Almost surely, 2^{1406504643245} is an apocalyptic number.

It is an amenable number.

1406504643245 is a deficient number, since it is larger than the sum of its proper divisors (415169407315).

1406504643245 is a wasteful number, since it uses less digits than its factorization.

1406504643245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27245.

The product of its (nonzero) digits is 1382400, while the sum is 44.

Adding to 1406504643245 its reverse (5423464056041), we get a palindrome (6829968699286).

The spelling of 1406504643245 in words is "one trillion, four hundred six billion, five hundred four million, six hundred forty-three thousand, two hundred forty-five".