45156769 has 8 divisors (see below), whose sum is σ = 51666048. Its totient is φ = 38662080.

The previous prime is 45156757. The next prime is 45156803. The reversal of 45156769 is 96765154.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45156769 - 2⁵ = 45156737 is a prime.

It is a super-2 number, since 2×45156769² = 4078267573038722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45156469) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4089 + ... + 10345.

It is an arithmetic number, because the mean of its divisors is an integer number (6458256).

Almost surely, 2^45156769 is an apocalyptic number.

It is an amenable number.

45156769 is a deficient number, since it is larger than the sum of its proper divisors (6509279).

45156769 is a wasteful number, since it uses less digits than its factorization.

45156769 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7295.

The product of its digits is 226800, while the sum is 43.

The square root of 45156769 is about 6719.8786447376. The cubic root of 45156769 is about 356.1018966197.

The spelling of 45156769 in words is "forty-five million, one hundred fifty-six thousand, seven hundred sixty-nine".