15342255245340 has 72 divisors (see below), whose sum is σ = 46540486989360. Its totient is φ = 4091064747264.

The previous prime is 15342255245299. The next prime is 15342255245347. The reversal of 15342255245340 is 4354255224351.

15342255245340 is a `hidden beast` number, since 1 + 5 + 3 + 4 + 2 + 2 + 552 + 4 + 53 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15342255245347) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1531632 + ... + 5747208.

It is an arithmetic number, because the mean of its divisors is an integer number (646395652630).

Almost surely, 2^{15342255245340} is an apocalyptic number.

15342255245340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15342255245340 is an abundant number, since it is smaller than the sum of its proper divisors (31198231744020).

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

15342255245340 is a wasteful number, since it uses less digits than its factorization.

15342255245340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4235811 (or 4235806 counting only the distinct ones).

The product of its (nonzero) digits is 2880000, while the sum is 45.

The spelling of 15342255245340 in words is "fifteen trillion, three hundred forty-two billion, two hundred fifty-five million, two hundred forty-five thousand, three hundred forty".