1340747400748 has 36 divisors (see below), whose sum is σ = 2739232100640. Its totient is φ = 572531615712.

The previous prime is 1340747400701. The next prime is 1340747400761. The reversal of 1340747400748 is 8470047470431.

It is a super-2 number, since 2×1340747400748² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (49).

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, 12293268 + ... + 12401851.

Almost surely, 2^{1340747400748} is an apocalyptic number.

It is an amenable number.

1340747400748 is an abundant number, since it is smaller than the sum of its proper divisors (1398484699892).

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

1340747400748 is a wasteful number, since it uses less digits than its factorization.

1340747400748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24695414 (or 24695405 counting only the distinct ones).

The product of its (nonzero) digits is 2107392, while the sum is 49.

The spelling of 1340747400748 in words is "one trillion, three hundred forty billion, seven hundred forty-seven million, four hundred thousand, seven hundred forty-eight".