1535434152340 has 192 divisors, whose sum is σ = 3765965011200. Its totient is φ = 519652352000.

The previous prime is 1535434152319. The next prime is 1535434152341. The reversal of 1535434152340 is 432514345351.

It is a junction number, because it is equal to n+sod(n) for n = 1535434152293 and 1535434152302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1535434152341) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 384915066 + ... + 384919054.

It is an arithmetic number, because the mean of its divisors is an integer number (19614401100).

Almost surely, 2^{1535434152340} is an apocalyptic number.

1535434152340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1535434152340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1882982505600).

1535434152340 is an abundant number, since it is smaller than the sum of its proper divisors (2230530858860).

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

1535434152340 is a wasteful number, since it uses less digits than its factorization.

1535434152340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5146 (or 5144 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 40.

Adding to 1535434152340 its reverse (432514345351), we get a palindrome (1967948497691).

The spelling of 1535434152340 in words is "one trillion, five hundred thirty-five billion, four hundred thirty-four million, one hundred fifty-two thousand, three hundred forty".