1949412033408 has 64 divisors (see below), whose sum is σ = 5917857966720. Its totient is φ = 556974865920.

The previous prime is 1949412033407. The next prime is 1949412033461. The reversal of 1949412033408 is 8043302149491.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1949412033407) 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, 362611158 + ... + 362616533.

It is an arithmetic number, because the mean of its divisors is an integer number (92466530730).

Almost surely, 2^{1949412033408} is an apocalyptic number.

It is an amenable number.

1949412033408 is an abundant number, since it is smaller than the sum of its proper divisors (3968445933312).

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

1949412033408 is an equidigital number, since it uses as much as digits as its factorization.

1949412033408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 725227715 (or 725227703 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 48.

The spelling of 1949412033408 in words is "one trillion, nine hundred forty-nine billion, four hundred twelve million, thirty-three thousand, four hundred eight".