449856407531862 has 16 divisors (see below), whose sum is σ = 999680905626480. Its totient is φ = 149952135843936.

The previous prime is 449856407531821. The next prime is 449856407531903. The reversal of 449856407531862 is 268135704658944.

449856407531862 is a `hidden beast` number, since 4 + 4 + 9 + 8 + 5 + 6 + 4 + 0 + 7 + 531 + 86 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (449856407531821) and next prime (449856407531903).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4165337106723 + ... + 4165337106830.

It is an arithmetic number, because the mean of its divisors is an integer number (62480056601655).

It is a 2-persistent number, because it is pandigital, and so is 2⋅449856407531862 = 899712815063724, but 3⋅449856407531862 = 1349569222595586 is not.

Almost surely, 2^{449856407531862} is an apocalyptic number.

449856407531862 is an abundant number, since it is smaller than the sum of its proper divisors (549824498094618).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

449856407531862 is a wasteful number, since it uses less digits than its factorization.

449856407531862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8330674213564 (or 8330674213558 counting only the distinct ones).

The product of its (nonzero) digits is 1393459200, while the sum is 72.

The spelling of 449856407531862 in words is "four hundred forty-nine trillion, eight hundred fifty-six billion, four hundred seven million, five hundred thirty-one thousand, eight hundred sixty-two".