15535101340 has 24 divisors (see below), whose sum is σ = 35589505392. Its totient is φ = 5649127680.

The previous prime is 15535101299. The next prime is 15535101343. The reversal of 15535101340 is 4310153551.

It is a junction number, because it is equal to n+sod(n) for n = 15535101299 and 15535101308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15535101343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35306829 + ... + 35307268.

It is an arithmetic number, because the mean of its divisors is an integer number (1482896058).

Almost surely, 2^15535101340 is an apocalyptic number.

15535101340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15535101340 is an abundant number, since it is smaller than the sum of its proper divisors (20054404052).

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

15535101340 is a wasteful number, since it uses less digits than its factorization.

15535101340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70614117 (or 70614115 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 28.

Adding to 15535101340 its reverse (4310153551), we get a palindrome (19845254891).

The spelling of 15535101340 in words is "fifteen billion, five hundred thirty-five million, one hundred one thousand, three hundred forty".