40193235455 has 16 divisors (see below), whose sum is σ = 50886105600. Its totient is φ = 30392820000.

The previous prime is 40193235431. The next prime is 40193235487. The reversal of 40193235455 is 55453239104.

It is a de Polignac number, because none of the positive numbers 2^k-40193235455 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 440171 + ... + 523580.

It is an arithmetic number, because the mean of its divisors is an integer number (3180381600).

Almost surely, 2^40193235455 is an apocalyptic number.

40193235455 is a deficient number, since it is larger than the sum of its proper divisors (10692870145).

40193235455 is a wasteful number, since it uses less digits than its factorization.

40193235455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 964214.

The product of its (nonzero) digits is 324000, while the sum is 41.

The spelling of 40193235455 in words is "forty billion, one hundred ninety-three million, two hundred thirty-five thousand, four hundred fifty-five".