15345501402 has 96 divisors (see below), whose sum is σ = 39897676224. Its totient is φ = 3888595200.

The previous prime is 15345501359. The next prime is 15345501403. The reversal of 15345501402 is 20410554351.

15345501402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 15345501402.

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 47 ways as a sum of consecutive naturals, for example, 74728 + ... + 190460.

It is an arithmetic number, because the mean of its divisors is an integer number (415600794).

Almost surely, 2^15345501402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15345501402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19948838112).

15345501402 is an abundant number, since it is smaller than the sum of its proper divisors (24552174822).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15345501402 is a wasteful number, since it uses less digits than its factorization.

15345501402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115804 (or 115797 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The spelling of 15345501402 in words is "fifteen billion, three hundred forty-five million, five hundred one thousand, four hundred two".