13400020748 has 6 divisors (see below), whose sum is σ = 23450036316. Its totient is φ = 6700010372.

The previous prime is 13400020663. The next prime is 13400020819. The reversal of 13400020748 is 84702000431.

It is a self number, because there is not a number n which added to its sum of digits gives 13400020748.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1675002590 + ... + 1675002597.

It is an arithmetic number, because the mean of its divisors is an integer number (3908339386).

Almost surely, 2^13400020748 is an apocalyptic number.

It is an amenable number.

13400020748 is a deficient number, since it is larger than the sum of its proper divisors (10050015568).

13400020748 is a wasteful number, since it uses less digits than its factorization.

13400020748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3350005191 (or 3350005189 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 29.

The spelling of 13400020748 in words is "thirteen billion, four hundred million, twenty thousand, seven hundred forty-eight".