138553355510 has 32 divisors (see below), whose sum is σ = 253158035040. Its totient is φ = 54585603072.

The previous prime is 138553355411. The next prime is 138553355519. The reversal of 138553355510 is 15553355831.

138553355510 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138553355519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5841956 + ... + 5865624.

It is an arithmetic number, because the mean of its divisors is an integer number (7911188595).

Almost surely, 2^138553355510 is an apocalyptic number.

138553355510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

138553355510 is a deficient number, since it is larger than the sum of its proper divisors (114604679530).

138553355510 is a wasteful number, since it uses less digits than its factorization.

138553355510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32480.

The product of its (nonzero) digits is 675000, while the sum is 44.

The spelling of 138553355510 in words is "one hundred thirty-eight billion, five hundred fifty-three million, three hundred fifty-five thousand, five hundred ten".