40143070471761 has 32 divisors (see below), whose sum is σ = 60188674896000. Its totient is φ = 26439200319744.

The previous prime is 40143070471733. The next prime is 40143070471769. The reversal of 40143070471761 is 16717407034104.

40143070471761 is a `hidden beast` number, since 4 + 0 + 1 + 43 + 0 + 70 + 471 + 76 + 1 = 666.

It is not a de Polignac number, because 40143070471761 - 2¹³ = 40143070463569 is a prime.

It is a super-2 number, since 2×40143070471761² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40143070471769) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 223313205 + ... + 223492893.

It is an arithmetic number, because the mean of its divisors is an integer number (1880896090500).

Almost surely, 2^{40143070471761} is an apocalyptic number.

It is an amenable number.

40143070471761 is a deficient number, since it is larger than the sum of its proper divisors (20045604424239).

40143070471761 is a wasteful number, since it uses less digits than its factorization.

40143070471761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279470 (or 279464 counting only the distinct ones).

The product of its (nonzero) digits is 395136, while the sum is 45.

The spelling of 40143070471761 in words is "forty trillion, one hundred forty-three billion, seventy million, four hundred seventy-one thousand, seven hundred sixty-one".