40679063770 has 8 divisors (see below), whose sum is σ = 73222314804. Its totient is φ = 16271625504.

The previous prime is 40679063741. The next prime is 40679063771. The reversal of 40679063770 is 7736097604.

It can be written as a sum of positive squares in 2 ways, for example, as 35880315241 + 4798748529 = 189421^2 + 69273^2 .

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

It is a super-2 number, since 2×40679063770² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40679063771) 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, 2033953179 + ... + 2033953198.

Almost surely, 2^40679063770 is an apocalyptic number.

40679063770 is a deficient number, since it is larger than the sum of its proper divisors (32543251034).

40679063770 is a wasteful number, since it uses less digits than its factorization.

40679063770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4067906384.

The product of its (nonzero) digits is 1333584, while the sum is 49.

The spelling of 40679063770 in words is "forty billion, six hundred seventy-nine million, sixty-three thousand, seven hundred seventy".