7400667401340 has 48 divisors (see below), whose sum is σ = 20935496252832. Its totient is φ = 1953165828096.

The previous prime is 7400667401329. The next prime is 7400667401363. The reversal of 7400667401340 is 431047660047.

It is a junction number, because it is equal to n+sod(n) for n = 7400667401292 and 7400667401301.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 635790349 + ... + 635801988.

It is an arithmetic number, because the mean of its divisors is an integer number (436156171934).

Almost surely, 2^{7400667401340} is an apocalyptic number.

It is an amenable number.

7400667401340 is an abundant number, since it is smaller than the sum of its proper divisors (13534828851492).

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

7400667401340 is a wasteful number, since it uses less digits than its factorization.

7400667401340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1271592446 (or 1271592444 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 42.

The spelling of 7400667401340 in words is "seven trillion, four hundred billion, six hundred sixty-seven million, four hundred one thousand, three hundred forty".