40257535017 has 8 divisors (see below), whose sum is σ = 61344815296. Its totient is φ = 23004305712.

The previous prime is 40257535013. The next prime is 40257535039. The reversal of 40257535017 is 71053575204.

It is a happy number.

40257535017 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40257535017 - 2² = 40257535013 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40257535013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 958512718 + ... + 958512759.

It is an arithmetic number, because the mean of its divisors is an integer number (7668101912).

Almost surely, 2^40257535017 is an apocalyptic number.

It is an amenable number.

40257535017 is a deficient number, since it is larger than the sum of its proper divisors (21087280279).

40257535017 is a wasteful number, since it uses less digits than its factorization.

40257535017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1917025487.

The product of its (nonzero) digits is 147000, while the sum is 39.

The spelling of 40257535017 in words is "forty billion, two hundred fifty-seven million, five hundred thirty-five thousand, seventeen".