40953374666 has 32 divisors (see below), whose sum is σ = 63847077888. Its totient is φ = 19686466800.

The previous prime is 40953374621. The next prime is 40953374681. The reversal of 40953374666 is 66647335904.

It is a happy number.

It is a super-2 number, since 2×40953374666² (a number of 22 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, 11239841 + ... + 11243483.

It is an arithmetic number, because the mean of its divisors is an integer number (1995221184).

Almost surely, 2^40953374666 is an apocalyptic number.

40953374666 is a deficient number, since it is larger than the sum of its proper divisors (22893703222).

40953374666 is a wasteful number, since it uses less digits than its factorization.

40953374666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5706.

The product of its (nonzero) digits is 9797760, while the sum is 53.

The spelling of 40953374666 in words is "forty billion, nine hundred fifty-three million, three hundred seventy-four thousand, six hundred sixty-six".