624421646023 has 16 divisors (see below), whose sum is σ = 727571206656. Its totient is φ = 524772087840.

The previous prime is 624421645999. The next prime is 624421646053. The reversal of 624421646023 is 320646124426.

624421646023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 624421646023 - 2¹³ = 624421637831 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (624421646053) 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, 3640 + ... + 1117522.

It is an arithmetic number, because the mean of its divisors is an integer number (45473200416).

Almost surely, 2^624421646023 is an apocalyptic number.

624421646023 is a deficient number, since it is larger than the sum of its proper divisors (103149560633).

624421646023 is a wasteful number, since it uses less digits than its factorization.

624421646023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1115454.

The product of its (nonzero) digits is 331776, while the sum is 40.

The spelling of 624421646023 in words is "six hundred twenty-four billion, four hundred twenty-one million, six hundred forty-six thousand, twenty-three".