138573150430 has 144 divisors (see below), whose sum is σ = 313012666224. Its totient is φ = 43776245760.

The previous prime is 138573150421. The next prime is 138573150431. The reversal of 138573150430 is 34051375831.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138573150431) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 5359614 + ... + 5385406.

It is an arithmetic number, because the mean of its divisors is an integer number (2173699071).

Almost surely, 2^138573150430 is an apocalyptic number.

138573150430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

138573150430 is an abundant number, since it is smaller than the sum of its proper divisors (174439515794).

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

138573150430 is a wasteful number, since it uses less digits than its factorization.

138573150430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25871 (or 25841 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 40.

The spelling of 138573150430 in words is "one hundred thirty-eight billion, five hundred seventy-three million, one hundred fifty thousand, four hundred thirty".