20094651145 has 16 divisors (see below), whose sum is σ = 24997248000. Its totient is φ = 15488928448.

The previous prime is 20094651139. The next prime is 20094651179. The reversal of 20094651145 is 54115649002.

It is a cyclic number.

It is not a de Polignac number, because 20094651145 - 2⁹ = 20094650633 is a prime.

It is a super-2 number, since 2×20094651145² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75205 + ... + 214114.

It is an arithmetic number, because the mean of its divisors is an integer number (1562328000).

Almost surely, 2^20094651145 is an apocalyptic number.

It is an amenable number.

20094651145 is a deficient number, since it is larger than the sum of its proper divisors (4902596855).

20094651145 is a wasteful number, since it uses less digits than its factorization.

20094651145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289832.

The product of its (nonzero) digits is 43200, while the sum is 37.

The spelling of 20094651145 in words is "twenty billion, ninety-four million, six hundred fifty-one thousand, one hundred forty-five".