40177455970 has 16 divisors (see below), whose sum is σ = 73545174720. Its totient is φ = 15798592624.

The previous prime is 40177455949. The next prime is 40177455973. The reversal of 40177455970 is 7955477104.

It is a super-2 number, since 2×40177455970² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40177455973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34048102 + ... + 34049281.

It is an arithmetic number, because the mean of its divisors is an integer number (4596573420).

Almost surely, 2^40177455970 is an apocalyptic number.

40177455970 is a deficient number, since it is larger than the sum of its proper divisors (33367718750).

40177455970 is a wasteful number, since it uses less digits than its factorization.

40177455970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68097449.

The product of its (nonzero) digits is 1234800, while the sum is 49.

The spelling of 40177455970 in words is "forty billion, one hundred seventy-seven million, four hundred fifty-five thousand, nine hundred seventy".