40520594946 has 96 divisors (see below), whose sum is σ = 92516179968. Its totient is φ = 11808538560.

The previous prime is 40520594927. The next prime is 40520594957. The reversal of 40520594946 is 64949502504.

40520594946 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40520594946² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40520594895 and 40520594904.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1463685 + ... + 1491111.

It is an arithmetic number, because the mean of its divisors is an integer number (963710208).

Almost surely, 2^40520594946 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40520594946, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46258089984).

40520594946 is an abundant number, since it is smaller than the sum of its proper divisors (51995585022).

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

40520594946 is a wasteful number, since it uses less digits than its factorization.

40520594946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27536 (or 27523 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 48.

The spelling of 40520594946 in words is "forty billion, five hundred twenty million, five hundred ninety-four thousand, nine hundred forty-six".