1015055505011 has 16 divisors (see below), whose sum is σ = 1041595822080. Its totient is φ = 988650922560.

The previous prime is 1015055504941. The next prime is 1015055505049. The reversal of 1015055505011 is 1105055505101.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-1015055505011 is a prime.

It is a super-3 number, since 3×1015055505011³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1015055502011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39888830 + ... + 39914268.

It is an arithmetic number, because the mean of its divisors is an integer number (65099738880).

Almost surely, 2^{1015055505011} is an apocalyptic number.

1015055505011 is a deficient number, since it is larger than the sum of its proper divisors (26540317069).

1015055505011 is a wasteful number, since it uses less digits than its factorization.

1015055505011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28066.

The product of its (nonzero) digits is 3125, while the sum is 29.

The spelling of 1015055505011 in words is "one trillion, fifteen billion, fifty-five million, five hundred five thousand, eleven".