623735442075145 has 16 divisors (see below), whose sum is σ = 749083473875520. Its totient is φ = 498587731559104.

The previous prime is 623735442075107. The next prime is 623735442075191. The reversal of 623735442075145 is 541570244537326.

623735442075145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 623735442075145 - 2³⁵ = 623701082336777 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 623735442075145.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 875070519 + ... + 875783011.

It is an arithmetic number, because the mean of its divisors is an integer number (46817717117220).

Almost surely, 2^{623735442075145} is an apocalyptic number.

It is an amenable number.

623735442075145 is a deficient number, since it is larger than the sum of its proper divisors (125348031800375).

623735442075145 is a wasteful number, since it uses less digits than its factorization.

623735442075145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 852824.

The product of its (nonzero) digits is 84672000, while the sum is 58.

The spelling of 623735442075145 in words is "six hundred twenty-three trillion, seven hundred thirty-five billion, four hundred forty-two million, seventy-five thousand, one hundred forty-five".