449555007950 has 48 divisors (see below), whose sum is σ = 886473988224. Its totient is φ = 169317993600.

The previous prime is 449555007949. The next prime is 449555007971. The reversal of 449555007950 is 59700555944.

It is a super-4 number, since 4×449555007950⁴ (a number of 48 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 449555007892 and 449555007901.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3862049 + ... + 3976748.

It is an arithmetic number, because the mean of its divisors is an integer number (18468208088).

Almost surely, 2^449555007950 is an apocalyptic number.

449555007950 is a deficient number, since it is larger than the sum of its proper divisors (436918980274).

449555007950 is a wasteful number, since it uses less digits than its factorization.

449555007950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7838877 (or 7838872 counting only the distinct ones).

The product of its (nonzero) digits is 5670000, while the sum is 53.

The spelling of 449555007950 in words is "four hundred forty-nine billion, five hundred fifty-five million, seven thousand, nine hundred fifty".