45901146827 has 4 divisors (see below), whose sum is σ = 48316996680. Its totient is φ = 43485296976.

The previous prime is 45901146787. The next prime is 45901146829. The reversal of 45901146827 is 72864110954.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72864110954 = 2 ⋅36432055477.

It is a cyclic number.

It is not a de Polignac number, because 45901146827 - 2⁶ = 45901146763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45901146829) 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, 1207924898 + ... + 1207924935.

It is an arithmetic number, because the mean of its divisors is an integer number (12079249170).

Almost surely, 2^45901146827 is an apocalyptic number.

45901146827 is a deficient number, since it is larger than the sum of its proper divisors (2415849853).

45901146827 is a wasteful number, since it uses less digits than its factorization.

45901146827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2415849852.

The product of its (nonzero) digits is 483840, while the sum is 47.

The spelling of 45901146827 in words is "forty-five billion, nine hundred one million, one hundred forty-six thousand, eight hundred twenty-seven".