6740013400 has 24 divisors (see below), whose sum is σ = 15670531620. Its totient is φ = 2696005280.

The previous prime is 6740013391. The next prime is 6740013407. The reversal of 6740013400 is 43100476.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6740013407) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16849834 + ... + 16850233.

Almost surely, 2^6740013400 is an apocalyptic number.

It is an amenable number.

6740013400 is an abundant number, since it is smaller than the sum of its proper divisors (8930518220).

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

6740013400 is a wasteful number, since it uses less digits than its factorization.

6740013400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33700083 (or 33700074 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 6740013400 is about 82097.5846173321. The cubic root of 6740013400 is about 1888.9490905585.

Adding to 6740013400 its reverse (43100476), we get a palindrome (6783113876).

The spelling of 6740013400 in words is "six billion, seven hundred forty million, thirteen thousand, four hundred".