1623315403001 has 8 divisors (see below), whose sum is σ = 1726181392104. Its totient is φ = 1521269063680.

The previous prime is 1623315402971. The next prime is 1623315403009. The reversal of 1623315403001 is 1003045133261.

It can be written as a sum of positive squares in 4 ways, for example, as 225103751401 + 1398211651600 = 474451^2 + 1182460^2 .

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 1623315403001 - 2²² = 1623311208697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1623315403009) 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, 204908360 + ... + 204916281.

It is an arithmetic number, because the mean of its divisors is an integer number (215772674013).

Almost surely, 2^{1623315403001} is an apocalyptic number.

It is an amenable number.

1623315403001 is a deficient number, since it is larger than the sum of its proper divisors (102865989103).

1623315403001 is a wasteful number, since it uses less digits than its factorization.

1623315403001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409824891.

The product of its (nonzero) digits is 6480, while the sum is 29.

The spelling of 1623315403001 in words is "one trillion, six hundred twenty-three billion, three hundred fifteen million, four hundred three thousand, one".