15262006243 has 6 divisors (see below), whose sum is σ = 16775593772. Its totient is φ = 13874551020.

The previous prime is 15262006231. The next prime is 15262006271. The reversal of 15262006243 is 34260026251.

It is a de Polignac number, because none of the positive numbers 2^k-15262006243 is a prime.

It is a super-2 number, since 2×15262006243² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (15262006223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 63066021 + ... + 63066262.

Almost surely, 2^15262006243 is an apocalyptic number.

15262006243 is a deficient number, since it is larger than the sum of its proper divisors (1513587529).

15262006243 is a wasteful number, since it uses less digits than its factorization.

15262006243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126132305 (or 126132294 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The spelling of 15262006243 in words is "fifteen billion, two hundred sixty-two million, six thousand, two hundred forty-three".