40132271751550 has 48 divisors (see below), whose sum is σ = 81479959056000. Its totient is φ = 14584963528800.

The previous prime is 40132271751499. The next prime is 40132271751557. The reversal of 40132271751550 is 5515717223104.

It is a super-2 number, since 2×40132271751550² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40132271751497 and 40132271751506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40132271751557) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20539290 + ... + 22408189.

It is an arithmetic number, because the mean of its divisors is an integer number (1697499147000).

Almost surely, 2^{40132271751550} is an apocalyptic number.

40132271751550 is an abundant number, since it is smaller than the sum of its proper divisors (41347687304450).

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

40132271751550 is a wasteful number, since it uses less digits than its factorization.

40132271751550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42949201 (or 42949196 counting only the distinct ones).

The product of its (nonzero) digits is 294000, while the sum is 43.

Adding to 40132271751550 its reverse (5515717223104), we get a palindrome (45647988974654).

The spelling of 40132271751550 in words is "forty trillion, one hundred thirty-two billion, two hundred seventy-one million, seven hundred fifty-one thousand, five hundred fifty".