40789177633 has 2 divisors, whose sum is σ = 40789177634. Its totient is φ = 40789177632.

The previous prime is 40789177609. The next prime is 40789177657. The reversal of 40789177633 is 33677198704.

It is a balanced prime because it is at equal distance from previous prime (40789177609) and next prime (40789177657).

It can be written as a sum of positive squares in only one way, i.e., 38930446864 + 1858730769 = 197308^2 + 43113^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40789177633 is a prime.

It is not a weakly prime, because it can be changed into another prime (40789877633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20394588816 + 20394588817.

It is an arithmetic number, because the mean of its divisors is an integer number (20394588817).

Almost surely, 2^40789177633 is an apocalyptic number.

It is an amenable number.

40789177633 is a deficient number, since it is larger than the sum of its proper divisors (1).

40789177633 is an equidigital number, since it uses as much as digits as its factorization.

40789177633 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5334336, while the sum is 55.

The spelling of 40789177633 in words is "forty billion, seven hundred eighty-nine million, one hundred seventy-seven thousand, six hundred thirty-three".