623958201443 has 4 divisors (see below), whose sum is σ = 623963442648. Its totient is φ = 623952960240.

The previous prime is 623958201439. The next prime is 623958201463. The reversal of 623958201443 is 344102859326.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 623958201443 - 2² = 623958201439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (623958201463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2437778 + ... + 2681543.

It is an arithmetic number, because the mean of its divisors is an integer number (155990860662).

Almost surely, 2^623958201443 is an apocalyptic number.

623958201443 is a deficient number, since it is larger than the sum of its proper divisors (5241205).

623958201443 is a wasteful number, since it uses less digits than its factorization.

623958201443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5241204.

The product of its (nonzero) digits is 1244160, while the sum is 47.

The spelling of 623958201443 in words is "six hundred twenty-three billion, nine hundred fifty-eight million, two hundred one thousand, four hundred forty-three".