40134870073431 has 24 divisors (see below), whose sum is σ = 66338574783104. Its totient is φ = 22905070131600.

The previous prime is 40134870073427. The next prime is 40134870073481. The reversal of 40134870073431 is 13437007843104.

It is a happy number.

40134870073431 is a `hidden beast` number, since 4 + 0 + 134 + 87 + 0 + 0 + 7 + 3 + 431 = 666.

It is not a de Polignac number, because 40134870073431 - 2² = 40134870073427 is a prime.

It is a super-2 number, since 2×40134870073431² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40134870073411) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 404690845 + ... + 404790006.

Almost surely, 2^{40134870073431} is an apocalyptic number.

40134870073431 is a deficient number, since it is larger than the sum of its proper divisors (26203704709673).

40134870073431 is a wasteful number, since it uses less digits than its factorization.

40134870073431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 809481651 (or 809481648 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 45.

The spelling of 40134870073431 in words is "forty trillion, one hundred thirty-four billion, eight hundred seventy million, seventy-three thousand, four hundred thirty-one".