40325320455 has 16 divisors (see below), whose sum is σ = 73737729024. Its totient is φ = 18434432160.

The previous prime is 40325320433. The next prime is 40325320457. The reversal of 40325320455 is 55402352304.

It is a happy number.

40325320455 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40325320455 - 2⁷ = 40325320327 is a prime.

It is a super-2 number, since 2×40325320455² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40325320457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 192025231 + ... + 192025440.

It is an arithmetic number, because the mean of its divisors is an integer number (4608608064).

Almost surely, 2^40325320455 is an apocalyptic number.

40325320455 is a deficient number, since it is larger than the sum of its proper divisors (33412408569).

40325320455 is a wasteful number, since it uses less digits than its factorization.

40325320455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384050686.

The product of its (nonzero) digits is 72000, while the sum is 33.

Adding to 40325320455 its reverse (55402352304), we get a palindrome (95727672759).

The spelling of 40325320455 in words is "forty billion, three hundred twenty-five million, three hundred twenty thousand, four hundred fifty-five".