40163446776556 has 48 divisors (see below), whose sum is σ = 73717409525760. Its totient is φ = 19110277771200.

The previous prime is 40163446776553. The next prime is 40163446776569. The reversal of 40163446776556 is 65567764436104.

It is a super-2 number, since 2×40163446776556² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40163446776553) 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, 731294065 + ... + 731348983.

It is an arithmetic number, because the mean of its divisors is an integer number (1535779365120).

Almost surely, 2^{40163446776556} is an apocalyptic number.

40163446776556 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

40163446776556 is a deficient number, since it is larger than the sum of its proper divisors (33553962749204).

40163446776556 is a wasteful number, since it uses less digits than its factorization.

40163446776556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95494 (or 95492 counting only the distinct ones).

The product of its (nonzero) digits is 304819200, while the sum is 64.

The spelling of 40163446776556 in words is "forty trillion, one hundred sixty-three billion, four hundred forty-six million, seven hundred seventy-six thousand, five hundred fifty-six".