40131765150434 has 4 divisors (see below), whose sum is σ = 60197647725654. Its totient is φ = 20065882575216.

The previous prime is 40131765150427. The next prime is 40131765150461. The reversal of 40131765150434 is 43405156713104.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 35000203713409 + 5131561437025 = 5916097^2 + 2265295^2 .

It is a super-2 number, since 2×40131765150434² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10032941287607 + ... + 10032941287610.

Almost surely, 2^{40131765150434} is an apocalyptic number.

40131765150434 is a deficient number, since it is larger than the sum of its proper divisors (20065882575220).

40131765150434 is a wasteful number, since it uses less digits than its factorization.

40131765150434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20065882575219.

The product of its (nonzero) digits is 604800, while the sum is 44.

The spelling of 40131765150434 in words is "forty trillion, one hundred thirty-one billion, seven hundred sixty-five million, one hundred fifty thousand, four hundred thirty-four".