40552023039953 has 2 divisors, whose sum is σ = 40552023039954. Its totient is φ = 40552023039952.

The previous prime is 40552023039887. The next prime is 40552023040021. The reversal of 40552023039953 is 35993032025504.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36816643499584 + 3735379540369 = 6067672^2 + 1932713^2 .

It is a cyclic number.

It is not a de Polignac number, because 40552023039953 - 2¹² = 40552023035857 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (40552023039053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20276011519976 + 20276011519977.

It is an arithmetic number, because the mean of its divisors is an integer number (20276011519977).

Almost surely, 2^{40552023039953} is an apocalyptic number.

It is an amenable number.

40552023039953 is a deficient number, since it is larger than the sum of its proper divisors (1).

40552023039953 is an equidigital number, since it uses as much as digits as its factorization.

40552023039953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4374000, while the sum is 50.

The spelling of 40552023039953 in words is "forty trillion, five hundred fifty-two billion, twenty-three million, thirty-nine thousand, nine hundred fifty-three".