40551294776832 has 120 divisors (see below), whose sum is σ = 133752894262416. Its totient is φ = 11586084212736.

The previous prime is 40551294776827. The next prime is 40551294776869. The reversal of 40551294776832 is 23867749215504.

It is a happy number.

40551294776832 is a `hidden beast` number, since 4 + 0 + 5 + 5 + 129 + 477 + 6 + 8 + 32 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a self number, because there is not a number n which added to its sum of digits gives 40551294776832.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 628553043 + ... + 628617554.

It is a 1-persistent number, because it is pandigital, but 2⋅40551294776832 = 81102589553664 is not.

Almost surely, 2^{40551294776832} is an apocalyptic number.

40551294776832 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

40551294776832 is an abundant number, since it is smaller than the sum of its proper divisors (93201599485584).

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

40551294776832 is a wasteful number, since it uses less digits than its factorization.

40551294776832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1257170628 (or 1257170609 counting only the distinct ones).

The product of its (nonzero) digits is 101606400, while the sum is 63.

The spelling of 40551294776832 in words is "forty trillion, five hundred fifty-one billion, two hundred ninety-four million, seven hundred seventy-six thousand, eight hundred thirty-two".