5374251378 has 96 divisors (see below), whose sum is σ = 12635191296. Its totient is φ = 1644447744.

The previous prime is 5374251373. The next prime is 5374251391. The reversal of 5374251378 is 8731524735.

5374251378 is a `hidden beast` number, since 537 + 42 + 5 + 1 + 3 + 78 = 666.

It is not an unprimeable number, because it can be changed into a prime (5374251373) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6226975 + ... + 6227837.

It is an arithmetic number, because the mean of its divisors is an integer number (131616576).

Almost surely, 2^5374251378 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5374251378, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6317595648).

5374251378 is an abundant number, since it is smaller than the sum of its proper divisors (7260939918).

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

5374251378 is a wasteful number, since it uses less digits than its factorization.

5374251378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1368 (or 1365 counting only the distinct ones).

The product of its digits is 705600, while the sum is 45.

The square root of 5374251378 is about 73309.2857556258. The cubic root of 5374251378 is about 1751.6177017396.

The spelling of 5374251378 in words is "five billion, three hundred seventy-four million, two hundred fifty-one thousand, three hundred seventy-eight".