40808052426783 has 16 divisors (see below), whose sum is σ = 55962167305856. Its totient is φ = 26431781081760.

The previous prime is 40808052426761. The next prime is 40808052426803. The reversal of 40808052426783 is 38762425080804.

It is not a de Polignac number, because 40808052426783 - 2⁵ = 40808052426751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40808052426083) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 265943641 + ... + 266097042.

It is an arithmetic number, because the mean of its divisors is an integer number (3497635456616).

Almost surely, 2^{40808052426783} is an apocalyptic number.

40808052426783 is a deficient number, since it is larger than the sum of its proper divisors (15154114879073).

40808052426783 is a wasteful number, since it uses less digits than its factorization.

40808052426783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532041414.

The product of its (nonzero) digits is 20643840, while the sum is 57.

The spelling of 40808052426783 in words is "forty trillion, eight hundred eight billion, fifty-two million, four hundred twenty-six thousand, seven hundred eighty-three".