3898377744 has 160 divisors (see below), whose sum is σ = 10953048960. Its totient is φ = 1190707200.

The previous prime is 3898377731. The next prime is 3898377767. The reversal of 3898377744 is 4477738983.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5122324 + ... + 5123084.

It is an arithmetic number, because the mean of its divisors is an integer number (68456556).

Almost surely, 2^3898377744 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3898377744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5476524480).

3898377744 is an abundant number, since it is smaller than the sum of its proper divisors (7054671216).

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

3898377744 is a wasteful number, since it uses less digits than its factorization.

3898377744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 969 (or 963 counting only the distinct ones).

The product of its digits is 28449792, while the sum is 60.

The square root of 3898377744 is about 62436.9901901109. The cubic root of 3898377744 is about 1573.8426359557.

The spelling of 3898377744 in words is "three billion, eight hundred ninety-eight million, three hundred seventy-seven thousand, seven hundred forty-four".