6503744734674 has 64 divisors (see below), whose sum is σ = 14364728082432. Its totient is φ = 1946699092800.

The previous prime is 6503744734667. The next prime is 6503744734681. The reversal of 6503744734674 is 4764374473056.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (6503744734667) and next prime (6503744734681).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 193644 + ... + 3611784.

It is an arithmetic number, because the mean of its divisors is an integer number (224448876288).

Almost surely, 2^{6503744734674} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6503744734674, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7182364041216).

6503744734674 is an abundant number, since it is smaller than the sum of its proper divisors (7860983347758).

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

6503744734674 is a wasteful number, since it uses less digits than its factorization.

6503744734674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3418511.

The product of its (nonzero) digits is 142248960, while the sum is 60.

The spelling of 6503744734674 in words is "six trillion, five hundred three billion, seven hundred forty-four million, seven hundred thirty-four thousand, six hundred seventy-four".