15045055311 has 64 divisors (see below), whose sum is σ = 24204450816. Its totient is φ = 8192102400.

The previous prime is 15045055303. The next prime is 15045055321. The reversal of 15045055311 is 11355054051.

It is not a de Polignac number, because 15045055311 - 2³ = 15045055303 is a prime.

It is a super-2 number, since 2×15045055311² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15045055321) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2535430 + ... + 2541356.

It is an arithmetic number, because the mean of its divisors is an integer number (378194544).

Almost surely, 2^15045055311 is an apocalyptic number.

15045055311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

15045055311 is a deficient number, since it is larger than the sum of its proper divisors (9159395505).

15045055311 is a wasteful number, since it uses less digits than its factorization.

15045055311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6112.

The product of its (nonzero) digits is 7500, while the sum is 30.

It can be divided in two parts, 150450 and 55311, that added together give a triangular number (205761 = T₆₄₁).

The spelling of 15045055311 in words is "fifteen billion, forty-five million, fifty-five thousand, three hundred eleven".