100045065345 has 128 divisors (see below), whose sum is σ = 178040056320. Its totient is φ = 47908454400.

The previous prime is 100045065311. The next prime is 100045065347. The reversal of 100045065345 is 543560540001.

It is not a de Polignac number, because 100045065345 - 2⁸ = 100045065089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100045065347) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 156076225 + ... + 156076865.

It is an arithmetic number, because the mean of its divisors is an integer number (1390937940).

Almost surely, 2^100045065345 is an apocalyptic number.

100045065345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

100045065345 is a deficient number, since it is larger than the sum of its proper divisors (77994990975).

100045065345 is an equidigital number, since it uses as much as digits as its factorization.

100045065345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 784 (or 746 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 33.

The spelling of 100045065345 in words is "one hundred billion, forty-five million, sixty-five thousand, three hundred forty-five".