101626421436 has 72 divisors (see below), whose sum is σ = 258291633600. Its totient is φ = 33690885120.

The previous prime is 101626421423. The next prime is 101626421441. The reversal of 101626421436 is 634124626101.

101626421436 is a `hidden beast` number, since 1 + 0 + 1 + 6 + 2 + 642 + 1 + 4 + 3 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 101626421436.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 7011645 + ... + 7026123.

It is an arithmetic number, because the mean of its divisors is an integer number (3587383800).

Almost surely, 2^101626421436 is an apocalyptic number.

It is an amenable number.

101626421436 is an abundant number, since it is smaller than the sum of its proper divisors (156665212164).

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

101626421436 is a wasteful number, since it uses less digits than its factorization.

101626421436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15539 (or 15534 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The spelling of 101626421436 in words is "one hundred one billion, six hundred twenty-six million, four hundred twenty-one thousand, four hundred thirty-six".