15242045757143 has 8 divisors (see below), whose sum is σ = 15268205822688. Its totient is φ = 15215907613984.

The previous prime is 15242045757139. The next prime is 15242045757163. The reversal of 15242045757143 is 34175754024251.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 15242045757143 - 2² = 15242045757139 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 15242045757091 and 15242045757100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15242045757163) 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, 4088555 + ... + 6870252.

It is an arithmetic number, because the mean of its divisors is an integer number (1908525727836).

Almost surely, 2^{15242045757143} is an apocalyptic number.

15242045757143 is a deficient number, since it is larger than the sum of its proper divisors (26160065545).

15242045757143 is a wasteful number, since it uses less digits than its factorization.

15242045757143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10961193.

The product of its (nonzero) digits is 4704000, while the sum is 50.

The spelling of 15242045757143 in words is "fifteen trillion, two hundred forty-two billion, forty-five million, seven hundred fifty-seven thousand, one hundred forty-three".