40126456696 has 64 divisors (see below), whose sum is σ = 79694280000. Its totient is φ = 18902670336.

The previous prime is 40126456693. The next prime is 40126456717. The reversal of 40126456696 is 69665462104.

It is a super-2 number, since 2×40126456696² (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 (40126456693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4400590 + ... + 4409698.

It is an arithmetic number, because the mean of its divisors is an integer number (1245223125).

Almost surely, 2^40126456696 is an apocalyptic number.

40126456696 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

40126456696 is a deficient number, since it is larger than the sum of its proper divisors (39567823304).

40126456696 is a wasteful number, since it uses less digits than its factorization.

40126456696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9496 (or 9492 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 49.

The spelling of 40126456696 in words is "forty billion, one hundred twenty-six million, four hundred fifty-six thousand, six hundred ninety-six".