3698388946048 has 256 divisors, whose sum is σ = 8527375440000. Its totient is φ = 1585905205248.

The previous prime is 3698388946027. The next prime is 3698388946061. The reversal of 3698388946048 is 8406498838963.

It is a Harshad number since it is a multiple of its sum of digits (76).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 322518811 + ... + 322530277.

Almost surely, 2^{3698388946048} is an apocalyptic number.

3698388946048 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3698388946048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4263687720000).

3698388946048 is an abundant number, since it is smaller than the sum of its proper divisors (4828986493952).

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

3698388946048 is a wasteful number, since it uses less digits than its factorization.

3698388946048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11815 (or 11803 counting only the distinct ones).

The product of its (nonzero) digits is 1719926784, while the sum is 76.

The spelling of 3698388946048 in words is "three trillion, six hundred ninety-eight billion, three hundred eighty-eight million, nine hundred forty-six thousand, forty-eight".