1055500155655 has 8 divisors (see below), whose sum is σ = 1381745658384. Its totient is φ = 767636476800.

The previous prime is 1055500155643. The next prime is 1055500155659. The reversal of 1055500155655 is 5565510055501.

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

It is not a de Polignac number, because 1055500155655 - 2⁷ = 1055500155527 is a prime.

It is a super-2 number, since 2×1055500155655² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055500155659) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9595455906 + ... + 9595456015.

It is an arithmetic number, because the mean of its divisors is an integer number (172718207298).

Almost surely, 2^{1055500155655} is an apocalyptic number.

1055500155655 is a deficient number, since it is larger than the sum of its proper divisors (326245502729).

1055500155655 is a wasteful number, since it uses less digits than its factorization.

1055500155655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19190911937.

The product of its (nonzero) digits is 468750, while the sum is 43.

The spelling of 1055500155655 in words is "one trillion, fifty-five billion, five hundred million, one hundred fifty-five thousand, six hundred fifty-five".