40820777593849 has 8 divisors (see below), whose sum is σ = 45261786185280. Its totient is φ = 36501440470800.

The previous prime is 40820777593847. The next prime is 40820777593853. The reversal of 40820777593849 is 94839577702804.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40820777593849 - 2¹ = 40820777593847 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40820777593847) 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, 30417866389 + ... + 30417867730.

It is an arithmetic number, because the mean of its divisors is an integer number (5657723273160).

Almost surely, 2^{40820777593849} is an apocalyptic number.

It is an amenable number.

40820777593849 is a deficient number, since it is larger than the sum of its proper divisors (4441008591431).

40820777593849 is a wasteful number, since it uses less digits than its factorization.

40820777593849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60835734191.

The product of its (nonzero) digits is 853493760, while the sum is 73.

The spelling of 40820777593849 in words is "forty trillion, eight hundred twenty billion, seven hundred seventy-seven million, five hundred ninety-three thousand, eight hundred forty-nine".