2044949951 has 4 divisors (see below), whose sum is σ = 2230854504. Its totient is φ = 1859045400.

The previous prime is 2044949927. The next prime is 2044949983. The reversal of 2044949951 is 1599494402.

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 2044949951 - 2²⁶ = 1977841087 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2044949896 and 2044949905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2044949051) 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, 92952260 + ... + 92952281.

It is an arithmetic number, because the mean of its divisors is an integer number (557713626).

Almost surely, 2^2044949951 is an apocalyptic number.

2044949951 is a deficient number, since it is larger than the sum of its proper divisors (185904553).

2044949951 is a wasteful number, since it uses less digits than its factorization.

2044949951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185904552.

The product of its (nonzero) digits is 466560, while the sum is 47.

The square root of 2044949951 is about 45221.1228409910. The cubic root of 2044949951 is about 1269.2901050499.

The spelling of 2044949951 in words is "two billion, forty-four million, nine hundred forty-nine thousand, nine hundred fifty-one".