449499051 has 40 divisors (see below), whose sum is σ = 719715744. Its totient is φ = 278847360.

The previous prime is 449499049. The next prime is 449499053. The reversal of 449499051 is 150994944.

It is an interprime number because it is at equal distance from previous prime (449499049) and next prime (449499053).

It is not a de Polignac number, because 449499051 - 2¹ = 449499049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 449498988 and 449499006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449499053) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 65671 + ... + 72191.

Almost surely, 2^449499051 is an apocalyptic number.

449499051 is a deficient number, since it is larger than the sum of its proper divisors (270216693).

449499051 is a wasteful number, since it uses less digits than its factorization.

449499051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6593 (or 6584 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The square root of 449499051 is about 21201.3926665208. The cubic root of 449499051 is about 766.0249698155.

It can be divided in two parts, 449 and 499051, that added together give a triangular number (499500 = T₉₉₉).

The spelling of 449499051 in words is "four hundred forty-nine million, four hundred ninety-nine thousand, fifty-one".