1355261611454 has 8 divisors (see below), whose sum is σ = 2152474324128. Its totient is φ = 637770170080.

The previous prime is 1355261611423. The next prime is 1355261611597. The reversal of 1355261611454 is 4541161625531.

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

It is a Curzon number.

It is a congruent number.

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, 19930317782 + ... + 19930317849.

It is an arithmetic number, because the mean of its divisors is an integer number (269059290516).

Almost surely, 2^{1355261611454} is an apocalyptic number.

1355261611454 is a deficient number, since it is larger than the sum of its proper divisors (797212712674).

1355261611454 is a wasteful number, since it uses less digits than its factorization.

1355261611454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39860635650.

The product of its digits is 432000, while the sum is 44.

The spelling of 1355261611454 in words is "one trillion, three hundred fifty-five billion, two hundred sixty-one million, six hundred eleven thousand, four hundred fifty-four".