944166942501 has 16 divisors (see below), whose sum is σ = 1293849715968. Its totient is φ = 611989041600.

The previous prime is 944166942491. The next prime is 944166942503. The reversal of 944166942501 is 105249661449.

It is a happy number.

It is not a de Polignac number, because 944166942501 - 2¹⁸ = 944166680357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (944166942503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2926365 + ... + 3232946.

It is an arithmetic number, because the mean of its divisors is an integer number (80865607248).

Almost surely, 2^944166942501 is an apocalyptic number.

It is an amenable number.

944166942501 is a deficient number, since it is larger than the sum of its proper divisors (349682773467).

944166942501 is a wasteful number, since it uses less digits than its factorization.

944166942501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6160732.

The product of its (nonzero) digits is 1866240, while the sum is 51.

The spelling of 944166942501 in words is "nine hundred forty-four billion, one hundred sixty-six million, nine hundred forty-two thousand, five hundred one".