40545412221344 has 96 divisors (see below), whose sum is σ = 80939358864000. Its totient is φ = 19991223742464.

The previous prime is 40545412221331. The next prime is 40545412221407. The reversal of 40545412221344 is 44312221454504.

It is a super-2 number, since 2×40545412221344² (a number of 28 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, 767021987 + ... + 767074845.

It is an arithmetic number, because the mean of its divisors is an integer number (843118321500).

Almost surely, 2^{40545412221344} is an apocalyptic number.

It is an amenable number.

40545412221344 is a deficient number, since it is larger than the sum of its proper divisors (40393946642656).

40545412221344 is a wasteful number, since it uses less digits than its factorization.

40545412221344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53950 (or 53942 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 41.

Adding to 40545412221344 its reverse (44312221454504), we get a palindrome (84857633675848).

The spelling of 40545412221344 in words is "forty trillion, five hundred forty-five billion, four hundred twelve million, two hundred twenty-one thousand, three hundred forty-four".