123544053143051 has 16 divisors (see below), whose sum is σ = 129104488251648. Its totient is φ = 117999487663200.

The previous prime is 123544053143041. The next prime is 123544053143123. The reversal of 123544053143051 is 150341350445321.

It is a cyclic number.

It is not a de Polignac number, because 123544053143051 - 2¹⁴ = 123544053126667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123544053143041) 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, 42688256 + ... + 45490386.

It is an arithmetic number, because the mean of its divisors is an integer number (8069030515728).

Almost surely, 2^{123544053143051} is an apocalyptic number.

123544053143051 is a deficient number, since it is larger than the sum of its proper divisors (5560435108597).

123544053143051 is a wasteful number, since it uses less digits than its factorization.

123544053143051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2804962.

The product of its (nonzero) digits is 432000, while the sum is 41.

The spelling of 123544053143051 in words is "one hundred twenty-three trillion, five hundred forty-four billion, fifty-three million, one hundred forty-three thousand, fifty-one".