40435246427940 has 144 divisors (see below), whose sum is σ = 150958253392128. Its totient is φ = 8531392649472.

The previous prime is 40435246427903. The next prime is 40435246427987. The reversal of 40435246427940 is 4972464253404.

40435246427940 is a `hidden beast` number, since 4 + 0 + 4 + 3 + 524 + 6 + 4 + 2 + 79 + 40 = 666.

It is a super-2 number, since 2×40435246427940² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1234270752 + ... + 1234303511.

It is an arithmetic number, because the mean of its divisors is an integer number (1048321204112).

Almost surely, 2^{40435246427940} is an apocalyptic number.

It is an amenable number.

40435246427940 is an abundant number, since it is smaller than the sum of its proper divisors (110523006964188).

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

40435246427940 is a wasteful number, since it uses less digits than its factorization.

40435246427940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2468574298 (or 2468574293 counting only the distinct ones).

The product of its (nonzero) digits is 23224320, while the sum is 54.

The spelling of 40435246427940 in words is "forty trillion, four hundred thirty-five billion, two hundred forty-six million, four hundred twenty-seven thousand, nine hundred forty".