1010505155355 has 16 divisors (see below), whose sum is σ = 1796453609760. Its totient is φ = 538936082784.

The previous prime is 1010505155339. The next prime is 1010505155369. The reversal of 1010505155355 is 5535515050101.

1010505155355 is a `hidden beast` number, since 1 + 0 + 1 + 0 + 5 + 0 + 51 + 553 + 55 = 666.

1010505155355 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1010505155355 - 2⁴ = 1010505155339 is a prime.

It is a super-2 number, since 2×1010505155355² (a number of 25 digits) contains 22 as substring.

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, 3742611552 + ... + 3742611821.

It is an arithmetic number, because the mean of its divisors is an integer number (112278350610).

Almost surely, 2^{1010505155355} is an apocalyptic number.

1010505155355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1010505155355 is a deficient number, since it is larger than the sum of its proper divisors (785948454405).

1010505155355 is an equidigital number, since it uses as much as digits as its factorization.

1010505155355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7485223387 (or 7485223381 counting only the distinct ones).

The product of its (nonzero) digits is 46875, while the sum is 36.

The spelling of 1010505155355 in words is "one trillion, ten billion, five hundred five million, one hundred fifty-five thousand, three hundred fifty-five".