620611642023 has 16 divisors (see below), whose sum is σ = 841687190400. Its totient is φ = 406697536800.

The previous prime is 620611641983. The next prime is 620611642073. The reversal of 620611642023 is 320246116026.

620611642023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-620611642023 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (620611642073) 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, 7325593 + ... + 7409826.

It is an arithmetic number, because the mean of its divisors is an integer number (52605449400).

Almost surely, 2^620611642023 is an apocalyptic number.

620611642023 is a deficient number, since it is larger than the sum of its proper divisors (221075548377).

620611642023 is a wasteful number, since it uses less digits than its factorization.

620611642023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14735662.

The product of its (nonzero) digits is 20736, while the sum is 33.

Adding to 620611642023 its reverse (320246116026), we get a palindrome (940857758049).

The spelling of 620611642023 in words is "six hundred twenty billion, six hundred eleven million, six hundred forty-two thousand, twenty-three".