137535440432 has 40 divisors (see below), whose sum is σ = 287408740080. Its totient is φ = 63381507840.

The previous prime is 137535440423. The next prime is 137535440437. The reversal of 137535440432 is 234044535731.

It is a self number, because there is not a number n which added to its sum of digits gives 137535440432.

It is not an unprimeable number, because it can be changed into a prime (137535440437) 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, 364619 + ... + 638762.

It is an arithmetic number, because the mean of its divisors is an integer number (7185218502).

Almost surely, 2^137535440432 is an apocalyptic number.

It is an amenable number.

137535440432 is an abundant number, since it is smaller than the sum of its proper divisors (149873299648).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

137535440432 is a wasteful number, since it uses less digits than its factorization.

137535440432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1004061 (or 1004055 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 41.

The spelling of 137535440432 in words is "one hundred thirty-seven billion, five hundred thirty-five million, four hundred forty thousand, four hundred thirty-two".