1406451602623 has 8 divisors (see below), whose sum is σ = 1433032159536. Its totient is φ = 1379872665600.

The previous prime is 1406451602603. The next prime is 1406451602627. The reversal of 1406451602623 is 3262061546041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1406451602623 - 2²¹ = 1406449505471 is a prime.

It is a super-2 number, since 2×1406451602623² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1406451602627) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1425343 + ... + 2201023.

It is an arithmetic number, because the mean of its divisors is an integer number (179129019942).

Almost surely, 2^{1406451602623} is an apocalyptic number.

1406451602623 is a deficient number, since it is larger than the sum of its proper divisors (26580556913).

1406451602623 is an equidigital number, since it uses as much as digits as its factorization.

1406451602623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 809945.

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 1406451602623 in words is "one trillion, four hundred six billion, four hundred fifty-one million, six hundred two thousand, six hundred twenty-three".