15436231055 has 16 divisors (see below), whose sum is σ = 21467856384. Its totient is φ = 10435760160.

The previous prime is 15436231039. The next prime is 15436231207. The reversal of 15436231055 is 55013263451.

It is not a de Polignac number, because 15436231055 - 2⁴ = 15436231039 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Duffinian number.

It is a congruent number.

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, 3103397 + ... + 3108366.

It is an arithmetic number, because the mean of its divisors is an integer number (1341741024).

Almost surely, 2^15436231055 is an apocalyptic number.

15436231055 is a deficient number, since it is larger than the sum of its proper divisors (6031625329).

15436231055 is an equidigital number, since it uses as much as digits as its factorization.

15436231055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6211846.

The product of its (nonzero) digits is 54000, while the sum is 35.

The spelling of 15436231055 in words is "fifteen billion, four hundred thirty-six million, two hundred thirty-one thousand, fifty-five".