109697620536 has 192 divisors, whose sum is σ = 365608339200. Its totient is φ = 28998411264.

The previous prime is 109697620523. The next prime is 109697620541. The reversal of 109697620536 is 635026796901.

109697620536 is a `hidden beast` number, since 1 + 0 + 9 + 6 + 9 + 7 + 620 + 5 + 3 + 6 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 397011 + ... + 614013.

It is an arithmetic number, because the mean of its divisors is an integer number (1904210100).

Almost surely, 2^109697620536 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 109697620536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182804169600).

109697620536 is an abundant number, since it is smaller than the sum of its proper divisors (255910718664).

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

109697620536 is a wasteful number, since it uses less digits than its factorization.

109697620536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217098 (or 217091 counting only the distinct ones).

The product of its (nonzero) digits is 3674160, while the sum is 54.

The spelling of 109697620536 in words is "one hundred nine billion, six hundred ninety-seven million, six hundred twenty thousand, five hundred thirty-six".