1340667177490 has 16 divisors (see below), whose sum is σ = 2414913649560. Its totient is φ = 535886264320.

The previous prime is 1340667177433. The next prime is 1340667177599. The reversal of 1340667177490 is 947717660431.

It can be written as a sum of positive squares in 4 ways, for example, as 701049520369 + 639617657121 = 837287^2 + 799761^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47561041 + ... + 47589220.

Almost surely, 2^{1340667177490} is an apocalyptic number.

1340667177490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1340667177490 is a deficient number, since it is larger than the sum of its proper divisors (1074246472070).

1340667177490 is a wasteful number, since it uses less digits than its factorization.

1340667177490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95151677.

The product of its (nonzero) digits is 5334336, while the sum is 55.

The spelling of 1340667177490 in words is "one trillion, three hundred forty billion, six hundred sixty-seven million, one hundred seventy-seven thousand, four hundred ninety".