11355434053455 has 16 divisors (see below), whose sum is σ = 18754781405184. Its totient is φ = 5860869188640.

The previous prime is 11355434053427. The next prime is 11355434053499. The reversal of 11355434053455 is 55435043455311.

It is not a de Polignac number, because 11355434053455 - 2²¹ = 11355431956303 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12210143679 + ... + 12210144608.

It is an arithmetic number, because the mean of its divisors is an integer number (1172173837824).

Almost surely, 2^{11355434053455} is an apocalyptic number.

11355434053455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11355434053455 is a deficient number, since it is larger than the sum of its proper divisors (7399347351729).

11355434053455 is a wasteful number, since it uses less digits than its factorization.

11355434053455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24420288326.

The product of its (nonzero) digits is 5400000, while the sum is 48.

The spelling of 11355434053455 in words is "eleven trillion, three hundred fifty-five billion, four hundred thirty-four million, fifty-three thousand, four hundred fifty-five".