40516977 has 8 divisors (see below), whose sum is σ = 54829216. Its totient is φ = 26608032.

The previous prime is 40516951. The next prime is 40516981. The reversal of 40516977 is 77961504.

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

It is not a de Polignac number, because 40516977 - 2⁶ = 40516913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40516577) 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, 100588 + ... + 100989.

It is an arithmetic number, because the mean of its divisors is an integer number (6853652).

Almost surely, 2^40516977 is an apocalyptic number.

It is an amenable number.

40516977 is a deficient number, since it is larger than the sum of its proper divisors (14312239).

40516977 is a wasteful number, since it uses less digits than its factorization.

40516977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201647.

The product of its (nonzero) digits is 52920, while the sum is 39.

The square root of 40516977 is about 6365.2947300184. The cubic root of 40516977 is about 343.4622507879.

The spelling of 40516977 in words is "forty million, five hundred sixteen thousand, nine hundred seventy-seven".