139890730288 has 20 divisors (see below), whose sum is σ = 271626239808. Its totient is φ = 69793636160.

The previous prime is 139890730283. The next prime is 139890730307. The reversal of 139890730288 is 882037098931.

It is not an unprimeable number, because it can be changed into a prime (139890730283) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9475456 + ... + 9490207.

Almost surely, 2^139890730288 is an apocalyptic number.

It is an amenable number.

139890730288 is a deficient number, since it is larger than the sum of its proper divisors (131735509520).

139890730288 is a wasteful number, since it uses less digits than its factorization.

139890730288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18966132 (or 18966126 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 58.

The spelling of 139890730288 in words is "one hundred thirty-nine billion, eight hundred ninety million, seven hundred thirty thousand, two hundred eighty-eight".