93644161560 has 224 divisors, whose sum is σ = 318867535440. Its totient is φ = 24737571072.

The previous prime is 93644161511. The next prime is 93644161573. The reversal of 93644161560 is 6516144639.

93644161560 is a `hidden beast` number, since 9 + 36 + 44 + 16 + 1 + 560 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 3105114 + ... + 3135126.

Almost surely, 2^93644161560 is an apocalyptic number.

93644161560 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 93644161560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159433767720).

93644161560 is an abundant number, since it is smaller than the sum of its proper divisors (225223373880).

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

93644161560 is a wasteful number, since it uses less digits than its factorization.

93644161560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30149 (or 30130 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 45.

It can be divided in two parts, 936441 and 61560, that added together give a square (998001 = 999²).

The spelling of 93644161560 in words is "ninety-three billion, six hundred forty-four million, one hundred sixty-one thousand, five hundred sixty".