137066521024 has 28 divisors (see below), whose sum is σ = 272006796600. Its totient is φ = 68529375488.

The previous prime is 137066521021. The next prime is 137066521063. The reversal of 137066521024 is 420125660731.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137066521021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1320822 + ... + 1420810.

It is an arithmetic number, because the mean of its divisors is an integer number (9714528450).

Almost surely, 2^137066521024 is an apocalyptic number.

It is an amenable number.

137066521024 is a deficient number, since it is larger than the sum of its proper divisors (134940275576).

137066521024 is an equidigital number, since it uses as much as digits as its factorization.

137066521024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121420 (or 121410 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 37.

The spelling of 137066521024 in words is "one hundred thirty-seven billion, sixty-six million, five hundred twenty-one thousand, twenty-four".