40126639004290 has 16 divisors (see below), whose sum is σ = 72395532466560. Its totient is φ = 16013415099760.

The previous prime is 40126639004273. The next prime is 40126639004299. The reversal of 40126639004290 is 9240093662104.

It is a super-2 number, since 2×40126639004290² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40126639004290.

It is not an unprimeable number, because it can be changed into a prime (40126639004299) 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, 4655058220 + ... + 4655066839.

It is an arithmetic number, because the mean of its divisors is an integer number (4524720779160).

Almost surely, 2^{40126639004290} is an apocalyptic number.

40126639004290 is a deficient number, since it is larger than the sum of its proper divisors (32268893462270).

40126639004290 is a wasteful number, since it uses less digits than its factorization.

40126639004290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9310125497.

The product of its (nonzero) digits is 559872, while the sum is 46.

The spelling of 40126639004290 in words is "forty trillion, one hundred twenty-six billion, six hundred thirty-nine million, four thousand, two hundred ninety".