101426589550 has 48 divisors (see below), whose sum is σ = 221634845712. Its totient is φ = 34045286400.

The previous prime is 101426589533. The next prime is 101426589557. The reversal of 101426589550 is 55985624101.

It is a self number, because there is not a number n which added to its sum of digits gives 101426589550.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101426589557) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7085619 + ... + 7099918.

It is an arithmetic number, because the mean of its divisors is an integer number (4617392619).

Almost surely, 2^101426589550 is an apocalyptic number.

101426589550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101426589550 is an abundant number, since it is smaller than the sum of its proper divisors (120208256162).

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

101426589550 is a wasteful number, since it uses less digits than its factorization.

101426589550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14185573 (or 14185568 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 46.

The spelling of 101426589550 in words is "one hundred one billion, four hundred twenty-six million, five hundred eighty-nine thousand, five hundred fifty".