40020160357650 has 96 divisors (see below), whose sum is σ = 113971289299200. Its totient is φ = 9191232993600.

The previous prime is 40020160357627. The next prime is 40020160357657. The reversal of 40020160357650 is 5675306102004.

It is a super-2 number, since 2×40020160357650² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40020160357599 and 40020160357608.

It is not an unprimeable number, because it can be changed into a prime (40020160357657) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 638248720 + ... + 638311419.

It is an arithmetic number, because the mean of its divisors is an integer number (1187200930200).

Almost surely, 2^{40020160357650} is an apocalyptic number.

40020160357650 is an abundant number, since it is smaller than the sum of its proper divisors (73951128941550).

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

40020160357650 is a wasteful number, since it uses less digits than its factorization.

40020160357650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1276560184 (or 1276560179 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 39.

Adding to 40020160357650 its reverse (5675306102004), we get a palindrome (45695466459654).

The spelling of 40020160357650 in words is "forty trillion, twenty billion, one hundred sixty million, three hundred fifty-seven thousand, six hundred fifty".