885381045040 has 20 divisors (see below), whose sum is σ = 2058510929904. Its totient is φ = 354152417984.

The previous prime is 885381045013. The next prime is 885381045047. The reversal of 885381045040 is 40540183588.

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×885381045040² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (885381045047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5533631452 + ... + 5533631611.

Almost surely, 2^885381045040 is an apocalyptic number.

885381045040 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

885381045040 is an abundant number, since it is smaller than the sum of its proper divisors (1173129884864).

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

885381045040 is a wasteful number, since it uses less digits than its factorization.

885381045040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11067263076 (or 11067263070 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 46.

The spelling of 885381045040 in words is "eight hundred eighty-five billion, three hundred eighty-one million, forty-five thousand, forty".