1540354155355 has 8 divisors (see below), whose sum is σ = 1849273290000. Its totient is φ = 1231717788576.

The previous prime is 1540354155323. The next prime is 1540354155367. The reversal of 1540354155355 is 5535514530451.

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

It is a cyclic number.

It is not a de Polignac number, because 1540354155355 - 2⁵ = 1540354155323 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70679980 + ... + 70701769.

It is an arithmetic number, because the mean of its divisors is an integer number (231159161250).

Almost surely, 2^{1540354155355} is an apocalyptic number.

1540354155355 is a deficient number, since it is larger than the sum of its proper divisors (308919134645).

1540354155355 is a wasteful number, since it uses less digits than its factorization.

1540354155355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141383933.

The product of its (nonzero) digits is 2250000, while the sum is 46.

The spelling of 1540354155355 in words is "one trillion, five hundred forty billion, three hundred fifty-four million, one hundred fifty-five thousand, three hundred fifty-five".