1623441620001 has 16 divisors (see below), whose sum is σ = 2165516743680. Its totient is φ = 1081830565200.

The previous prime is 1623441619967. The next prime is 1623441620063. The reversal of 1623441620001 is 1000261443261.

It is not a de Polignac number, because 1623441620001 - 2⁶ = 1623441619937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1623441620701) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129837916 + ... + 129850418.

It is an arithmetic number, because the mean of its divisors is an integer number (135344796480).

Almost surely, 2^{1623441620001} is an apocalyptic number.

It is an amenable number.

1623441620001 is a deficient number, since it is larger than the sum of its proper divisors (542075123679).

1623441620001 is a wasteful number, since it uses less digits than its factorization.

1623441620001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27596.

The product of its (nonzero) digits is 6912, while the sum is 30.

The spelling of 1623441620001 in words is "one trillion, six hundred twenty-three billion, four hundred forty-one million, six hundred twenty thousand, one".