1340621466370 has 8 divisors (see below), whose sum is σ = 2413118639484. Its totient is φ = 536248586544.

The previous prime is 1340621466361. The next prime is 1340621466377. The reversal of 1340621466370 is 736641260431.

It can be written as a sum of positive squares in 2 ways, for example, as 1230322421601 + 110299044769 = 1109199^2 + 332113^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1340621466377) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67031073309 + ... + 67031073328.

Almost surely, 2^{1340621466370} is an apocalyptic number.

1340621466370 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1340621466370 is a deficient number, since it is larger than the sum of its proper divisors (1072497173114).

1340621466370 is a wasteful number, since it uses less digits than its factorization.

1340621466370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134062146644.

The product of its (nonzero) digits is 435456, while the sum is 43.

The spelling of 1340621466370 in words is "one trillion, three hundred forty billion, six hundred twenty-one million, four hundred sixty-six thousand, three hundred seventy".