3807136647426 has 24 divisors (see below), whose sum is σ = 8857419955920. Its totient is φ = 1087753327752.

The previous prime is 3807136647403. The next prime is 3807136647451. The reversal of 3807136647426 is 6247466317083.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6474721896 + ... + 6474722483.

It is an arithmetic number, because the mean of its divisors is an integer number (369059164830).

Almost surely, 2^{3807136647426} is an apocalyptic number.

3807136647426 is an abundant number, since it is smaller than the sum of its proper divisors (5050283308494).

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

3807136647426 is a wasteful number, since it uses less digits than its factorization.

3807136647426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12949444398 (or 12949444391 counting only the distinct ones).

The product of its (nonzero) digits is 24385536, while the sum is 57.

The spelling of 3807136647426 in words is "three trillion, eight hundred seven billion, one hundred thirty-six million, six hundred forty-seven thousand, four hundred twenty-six".