40611838080 has 128 divisors (see below), whose sum is σ = 141218510400. Its totient is φ = 9845288960.

The previous prime is 40611838073. The next prime is 40611838109. The reversal of 40611838080 is 8083811604.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×40611838080² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 940335 + ... + 982574.

Almost surely, 2^40611838080 is an apocalyptic number.

40611838080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40611838080 is an abundant number, since it is smaller than the sum of its proper divisors (100606672320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40611838080 is a wasteful number, since it uses less digits than its factorization.

40611838080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1922942 (or 1922930 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 39.

The spelling of 40611838080 in words is "forty billion, six hundred eleven million, eight hundred thirty-eight thousand, eighty".