249223648033 has 8 divisors (see below), whose sum is σ = 262556269920. Its totient is φ = 235912584960.

The previous prime is 249223647977. The next prime is 249223648067. The reversal of 249223648033 is 330846322942.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-249223648033 is a prime.

It is a super-2 number, since 2×249223648033² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (249223148033) 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, 5365963 + ... + 5412208.

It is an arithmetic number, because the mean of its divisors is an integer number (32819533740).

Almost surely, 2^249223648033 is an apocalyptic number.

It is an amenable number.

249223648033 is a deficient number, since it is larger than the sum of its proper divisors (13332621887).

249223648033 is a wasteful number, since it uses less digits than its factorization.

249223648033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10779407.

The product of its (nonzero) digits is 1492992, while the sum is 46.

The spelling of 249223648033 in words is "two hundred forty-nine billion, two hundred twenty-three million, six hundred forty-eight thousand, thirty-three".