1361723351426 has 8 divisors (see below), whose sum is σ = 2042596524540. Its totient is φ = 680857843248.

The previous prime is 1361723351411. The next prime is 1361723351441. The reversal of 1361723351426 is 6241533271631.

It is an interprime number because it is at equal distance from previous prime (1361723351411) and next prime (1361723351441).

It can be written as a sum of positive squares in 2 ways, for example, as 1304266782025 + 57456569401 = 1142045^2 + 239701^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1449341 + ... + 2196368.

Almost surely, 2^{1361723351426} is an apocalyptic number.

1361723351426 is a deficient number, since it is larger than the sum of its proper divisors (680873173114).

1361723351426 is a wasteful number, since it uses less digits than its factorization.

1361723351426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3832468.

The product of its digits is 544320, while the sum is 44.

The spelling of 1361723351426 in words is "one trillion, three hundred sixty-one billion, seven hundred twenty-three million, three hundred fifty-one thousand, four hundred twenty-six".