40533550761798 has 48 divisors (see below), whose sum is σ = 89370346802256. Its totient is φ = 13273618720320.

The previous prime is 40533550761773. The next prime is 40533550761877. The reversal of 40533550761798 is 89716705533504.

40533550761798 is a `hidden beast` number, since 4 + 0 + 5 + 3 + 3 + 5 + 5 + 0 + 7 + 617 + 9 + 8 = 666.

It is a super-2 number, since 2×40533550761798² (a number of 28 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21411061 + ... + 23227152.

It is an arithmetic number, because the mean of its divisors is an integer number (1861882225047).

Almost surely, 2^{40533550761798} is an apocalyptic number.

40533550761798 is an abundant number, since it is smaller than the sum of its proper divisors (48836796040458).

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

40533550761798 is a wasteful number, since it uses less digits than its factorization.

40533550761798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44639109 (or 44639106 counting only the distinct ones).

The product of its (nonzero) digits is 95256000, while the sum is 63.

The spelling of 40533550761798 in words is "forty trillion, five hundred thirty-three billion, five hundred fifty million, seven hundred sixty-one thousand, seven hundred ninety-eight".