6433745274 has 192 divisors, whose sum is σ = 16265208960. Its totient is φ = 1889568000.

The previous prime is 6433745273. The next prime is 6433745291. The reversal of 6433745274 is 4725473346.

6433745274 is a `hidden beast` number, since 6 + 4 + 3 + 374 + 5 + 274 = 666.

It is not an unprimeable number, because it can be changed into a prime (6433745273) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 35545464 + ... + 35545644.

It is an arithmetic number, because the mean of its divisors is an integer number (84714630).

Almost surely, 2^6433745274 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6433745274, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8132604480).

6433745274 is an abundant number, since it is smaller than the sum of its proper divisors (9831463686).

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

6433745274 is a wasteful number, since it uses less digits than its factorization.

6433745274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379 (or 367 counting only the distinct ones).

The product of its digits is 1693440, while the sum is 45.

The square root of 6433745274 is about 80210.6306794804. The cubic root of 6433745274 is about 1859.8929751114.

The spelling of 6433745274 in words is "six billion, four hundred thirty-three million, seven hundred forty-five thousand, two hundred seventy-four".