137435232481 has 8 divisors (see below), whose sum is σ = 141524425728. Its totient is φ = 133381140000.

The previous prime is 137435232479. The next prime is 137435232503. The reversal of 137435232481 is 184232534731.

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 137435232481 - 2¹ = 137435232479 is a prime.

It is a super-2 number, since 2×137435232481² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (137435332481) 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, 8767245 + ... + 8782906.

It is an arithmetic number, because the mean of its divisors is an integer number (17690553216).

Almost surely, 2^137435232481 is an apocalyptic number.

It is an amenable number.

137435232481 is a deficient number, since it is larger than the sum of its proper divisors (4089193247).

137435232481 is a wasteful number, since it uses less digits than its factorization.

137435232481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17550383.

The product of its digits is 483840, while the sum is 43.

The spelling of 137435232481 in words is "one hundred thirty-seven billion, four hundred thirty-five million, two hundred thirty-two thousand, four hundred eighty-one".