15313353420 has 48 divisors (see below), whose sum is σ = 42900264288. Its totient is φ = 4081382400.

The previous prime is 15313353413. The next prime is 15313353421. The reversal of 15313353420 is 2435331351.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (15313353421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46932 + ... + 181188.

It is an arithmetic number, because the mean of its divisors is an integer number (893755506).

Almost surely, 2^15313353420 is an apocalyptic number.

15313353420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15313353420 is an abundant number, since it is smaller than the sum of its proper divisors (27586910868).

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

15313353420 is a wasteful number, since it uses less digits than its factorization.

15313353420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136170 (or 136168 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 30.

Adding to 15313353420 its reverse (2435331351), we get a palindrome (17748684771).

The spelling of 15313353420 in words is "fifteen billion, three hundred thirteen million, three hundred fifty-three thousand, four hundred twenty".