40520106630 has 48 divisors (see below), whose sum is σ = 109254219984. Its totient is φ = 10805361120.

The previous prime is 40520106551. The next prime is 40520106643. The reversal of 40520106630 is 3660102504.

40520106630 is a `hidden beast` number, since 4 + 0 + 5 + 20 + 1 + 0 + 6 + 630 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 40520106594 and 40520106603.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8335041 + ... + 8339900.

It is an arithmetic number, because the mean of its divisors is an integer number (2276129583).

Almost surely, 2^40520106630 is an apocalyptic number.

40520106630 is an abundant number, since it is smaller than the sum of its proper divisors (68734113354).

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

40520106630 is a wasteful number, since it uses less digits than its factorization.

40520106630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16674963 (or 16674951 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The spelling of 40520106630 in words is "forty billion, five hundred twenty million, one hundred six thousand, six hundred thirty".