3755521374 has 128 divisors (see below), whose sum is σ = 9103518720. Its totient is φ = 1018828800.

The previous prime is 3755521337. The next prime is 3755521379. The reversal of 3755521374 is 4731255573.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3755521379) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6941544 + ... + 6942084.

It is an arithmetic number, because the mean of its divisors is an integer number (71121240).

Almost surely, 2^3755521374 is an apocalyptic number.

3755521374 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3755521374, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4551759360).

3755521374 is an abundant number, since it is smaller than the sum of its proper divisors (5347997346).

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

3755521374 is a wasteful number, since it uses less digits than its factorization.

3755521374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 866.

The product of its digits is 441000, while the sum is 42.

The square root of 3755521374 is about 61282.3088174719. The cubic root of 3755521374 is about 1554.3783765140.

The spelling of 3755521374 in words is "three billion, seven hundred fifty-five million, five hundred twenty-one thousand, three hundred seventy-four".