102150756045 has 40 divisors (see below), whose sum is σ = 197200444056. Its totient is φ = 50289600384.

The previous prime is 102150756031. The next prime is 102150756047. The reversal of 102150756045 is 540657051201.

102150756045 is a `hidden beast` number, since 1 + 0 + 2 + 1 + 50 + 7 + 560 + 45 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1268926884 + 100881829161 = 35622^2 + 317619^2 .

It is not a de Polignac number, because 102150756045 - 2²⁷ = 102016538317 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102150756047) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 9695662 + ... + 9706191.

Almost surely, 2^102150756045 is an apocalyptic number.

102150756045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

102150756045 is a deficient number, since it is larger than the sum of its proper divisors (95049688011).

102150756045 is a wasteful number, since it uses less digits than its factorization.

102150756045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19401883 (or 19401874 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 36.

The spelling of 102150756045 in words is "one hundred two billion, one hundred fifty million, seven hundred fifty-six thousand, forty-five".