10449137954 has 8 divisors (see below), whose sum is σ = 15674375340. Its totient is φ = 5224346176.

The previous prime is 10449137953. The next prime is 10449137971. The reversal of 10449137954 is 45973194401.

It can be written as a sum of positive squares in 2 ways, for example, as 9105548929 + 1343589025 = 95423^2 + 36655^2 .

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

It is a super-2 number, since 2×10449137954² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10449137899 and 10449137908.

It is not an unprimeable number, because it can be changed into a prime (10449137953) 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, 44819 + ... + 151350.

Almost surely, 2^10449137954 is an apocalyptic number.

10449137954 is a deficient number, since it is larger than the sum of its proper divisors (5225237386).

10449137954 is a wasteful number, since it uses less digits than its factorization.

10449137954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222804.

The product of its (nonzero) digits is 544320, while the sum is 47.

The spelling of 10449137954 in words is "ten billion, four hundred forty-nine million, one hundred thirty-seven thousand, nine hundred fifty-four".