138200070 has 16 divisors (see below), whose sum is σ = 331680240. Its totient is φ = 36853344.

The previous prime is 138200059. The next prime is 138200081. The reversal of 138200070 is 70002831.

It is an interprime number because it is at equal distance from previous prime (138200059) and next prime (138200081).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2303305 + ... + 2303364.

It is an arithmetic number, because the mean of its divisors is an integer number (20730015).

Almost surely, 2^138200070 is an apocalyptic number.

138200070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

138200070 is an abundant number, since it is smaller than the sum of its proper divisors (193480170).

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

138200070 is a wasteful number, since it uses less digits than its factorization.

138200070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4606679.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 138200070 is about 11755.8525849893. The cubic root of 138200070 is about 517.0145369148.

The spelling of 138200070 in words is "one hundred thirty-eight million, two hundred thousand, seventy".