137641488 has 80 divisors (see below), whose sum is σ = 369547776. Its totient is φ = 44098560.

The previous prime is 137641481. The next prime is 137641489. The reversal of 137641488 is 884146731.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

Its product of digits (129024) is a multiple of the sum of its prime factors (672).

It is not an unprimeable number, because it can be changed into a prime (137641481) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 346506 + ... + 346902.

Almost surely, 2^137641488 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 137641488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (184773888).

137641488 is an abundant number, since it is smaller than the sum of its proper divisors (231906288).

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

137641488 is a wasteful number, since it uses less digits than its factorization.

137641488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672 (or 666 counting only the distinct ones).

The product of its digits is 129024, while the sum is 42.

The square root of 137641488 is about 11732.0709169353. The cubic root of 137641488 is about 516.3170337045.

The spelling of 137641488 in words is "one hundred thirty-seven million, six hundred forty-one thousand, four hundred eighty-eight".