1341407736621 has 24 divisors (see below), whose sum is σ = 2028130532064. Its totient is φ = 885914126640.

The previous prime is 1341407736611. The next prime is 1341407736659. The reversal of 1341407736621 is 1266377041431.

1341407736621 is a `hidden beast` number, since 1 + 3 + 4 + 14 + 0 + 7 + 7 + 3 + 6 + 621 = 666.

It is not a de Polignac number, because 1341407736621 - 2¹⁹ = 1341407212333 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1341407736611) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25769310 + ... + 25821311.

It is an arithmetic number, because the mean of its divisors is an integer number (84505438836).

Almost surely, 2^{1341407736621} is an apocalyptic number.

It is an amenable number.

1341407736621 is a deficient number, since it is larger than the sum of its proper divisors (686722795443).

1341407736621 is an equidigital number, since it uses as much as digits as its factorization.

1341407736621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51590743 (or 51590731 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 45.

The spelling of 1341407736621 in words is "one trillion, three hundred forty-one billion, four hundred seven million, seven hundred thirty-six thousand, six hundred twenty-one".