3734622380391 has 16 divisors (see below), whose sum is σ = 5691425472000. Its totient is φ = 2133855311328.

The previous prime is 3734622380387. The next prime is 3734622380413. The reversal of 3734622380391 is 1930832264373.

It is a happy number.

3734622380391 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3734622380391 - 2² = 3734622380387 is a prime.

It is a super-3 number, since 3×3734622380391³ (a number of 39 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3734622380591) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8728611 + ... + 9146468.

It is an arithmetic number, because the mean of its divisors is an integer number (355714092000).

Almost surely, 2^{3734622380391} is an apocalyptic number.

3734622380391 is a deficient number, since it is larger than the sum of its proper divisors (1956803091609).

3734622380391 is a wasteful number, since it uses less digits than its factorization.

3734622380391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17885038.

The product of its (nonzero) digits is 3919104, while the sum is 51.

The spelling of 3734622380391 in words is "three trillion, seven hundred thirty-four billion, six hundred twenty-two million, three hundred eighty thousand, three hundred ninety-one".