15345501401 has 8 divisors (see below), whose sum is σ = 16274523240. Its totient is φ = 14419406848.

The previous prime is 15345501359. The next prime is 15345501403. The reversal of 15345501401 is 10410554351.

15345501401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 588111001 + 14757390400 = 24251^2 + 121480^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 15345501401 - 2²² = 15341307097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (15345501403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 721016 + ... + 741993.

It is an arithmetic number, because the mean of its divisors is an integer number (2034315405).

Almost surely, 2^15345501401 is an apocalyptic number.

It is an amenable number.

15345501401 is a deficient number, since it is larger than the sum of its proper divisors (929021839).

15345501401 is a wasteful number, since it uses less digits than its factorization.

15345501401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1463643.

The product of its (nonzero) digits is 6000, while the sum is 29.

The spelling of 15345501401 in words is "fifteen billion, three hundred forty-five million, five hundred one thousand, four hundred one".