2738604147840 has 384 divisors, whose sum is σ = 10595278249920. Its totient is φ = 645960130560.

The previous prime is 2738604147817. The next prime is 2738604147859. The reversal of 2738604147840 is 487414068372.

2738604147840 is a `hidden beast` number, since 2 + 7 + 38 + 60 + 41 + 478 + 40 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1760227 + ... + 2928413.

Almost surely, 2^{2738604147840} is an apocalyptic number.

2738604147840 is a gapful number since it is divisible by the number (20) 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 2738604147840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5297639124960).

2738604147840 is an abundant number, since it is smaller than the sum of its proper divisors (7856674102080).

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

2738604147840 is a wasteful number, since it uses less digits than its factorization.

2738604147840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1168260 (or 1168245 counting only the distinct ones).

The product of its (nonzero) digits is 7225344, while the sum is 54.

The spelling of 2738604147840 in words is "two trillion, seven hundred thirty-eight billion, six hundred four million, one hundred forty-seven thousand, eight hundred forty".