45878977 has 8 divisors (see below), whose sum is σ = 49852160. Its totient is φ = 42061680.

The previous prime is 45878969. The next prime is 45878983. The reversal of 45878977 is 77987854.

It is a happy number.

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 45878977 - 2³ = 45878969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45878177) 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, 38358 + ... + 39535.

It is an arithmetic number, because the mean of its divisors is an integer number (6231520).

Almost surely, 2^45878977 is an apocalyptic number.

It is an amenable number.

45878977 is a deficient number, since it is larger than the sum of its proper divisors (3973183).

45878977 is a wasteful number, since it uses less digits than its factorization.

45878977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77943.

The product of its digits is 3951360, while the sum is 55.

The square root of 45878977 is about 6773.4021732066. The cubic root of 45878977 is about 357.9902856201.

The spelling of 45878977 in words is "forty-five million, eight hundred seventy-eight thousand, nine hundred seventy-seven".