137528573717263 has 8 divisors (see below), whose sum is σ = 137765775732480. Its totient is φ = 137291381606040.

The previous prime is 137528573717257. The next prime is 137528573717281. The reversal of 137528573717263 is 362717375825731.

It is a happy number.

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 137528573717263 - 2²⁹ = 137528036846351 is a prime.

It is a super-2 number, since 2×137528573717263² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137528573717063) 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, 25594458 + ... + 30498088.

It is an arithmetic number, because the mean of its divisors is an integer number (17220721966560).

Almost surely, 2^{137528573717263} is an apocalyptic number.

137528573717263 is a deficient number, since it is larger than the sum of its proper divisors (237202015217).

137528573717263 is an equidigital number, since it uses as much as digits as its factorization.

137528573717263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4951997.

The product of its digits is 311169600, while the sum is 67.

The spelling of 137528573717263 in words is "one hundred thirty-seven trillion, five hundred twenty-eight billion, five hundred seventy-three million, seven hundred seventeen thousand, two hundred sixty-three".