3746271391740 has 72 divisors (see below), whose sum is σ = 11450435684688. Its totient is φ = 991379700480.

The previous prime is 3746271391739. The next prime is 3746271391789. The reversal of 3746271391740 is 471931726473.

It is a happy number.

3746271391740 is a `hidden beast` number, since 3 + 7 + 4 + 627 + 1 + 3 + 9 + 1 + 7 + 4 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 79413897 + ... + 79461056.

It is an arithmetic number, because the mean of its divisors is an integer number (159033828954).

Almost surely, 2^{3746271391740} is an apocalyptic number.

3746271391740 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3746271391740 is an abundant number, since it is smaller than the sum of its proper divisors (7704164292948).

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

3746271391740 is a wasteful number, since it uses less digits than its factorization.

3746271391740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158875099 (or 158875094 counting only the distinct ones).

The product of its (nonzero) digits is 5334336, while the sum is 54.

The spelling of 3746271391740 in words is "three trillion, seven hundred forty-six billion, two hundred seventy-one million, three hundred ninety-one thousand, seven hundred forty".