1816044952 has 32 divisors (see below), whose sum is σ = 3499945920. Its totient is φ = 882766080.

The previous prime is 1816044913. The next prime is 1816044953. The reversal of 1816044952 is 2594406181.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1816044953) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 678577 + ... + 681247.

It is an arithmetic number, because the mean of its divisors is an integer number (109373310).

Almost surely, 2^1816044952 is an apocalyptic number.

It is an amenable number.

1816044952 is a deficient number, since it is larger than the sum of its proper divisors (1683900968).

1816044952 is a wasteful number, since it uses less digits than its factorization.

1816044952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5011 (or 5007 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 40.

The square root of 1816044952 is about 42615.0789275346. The cubic root of 1816044952 is about 1220.0441066200.

The spelling of 1816044952 in words is "one billion, eight hundred sixteen million, forty-four thousand, nine hundred fifty-two".