101405150442550 has 24 divisors (see below), whose sum is σ = 188625666465936. Its totient is φ = 40559460899040.

The previous prime is 101405150442529. The next prime is 101405150442551. The reversal of 101405150442550 is 55244051504101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101405150442551) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64193797 + ... + 65754496.

It is an arithmetic number, because the mean of its divisors is an integer number (7859402769414).

Almost surely, 2^{101405150442550} is an apocalyptic number.

101405150442550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101405150442550 is a deficient number, since it is larger than the sum of its proper divisors (87220516023386).

101405150442550 is a wasteful number, since it uses less digits than its factorization.

101405150442550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129963912 (or 129963907 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 37.

The spelling of 101405150442550 in words is "one hundred one trillion, four hundred five billion, one hundred fifty million, four hundred forty-two thousand, five hundred fifty".