40454780777305 has 8 divisors (see below), whose sum is σ = 48586429091592. Its totient is φ = 32336696515968.

The previous prime is 40454780777297. The next prime is 40454780777353. The reversal of 40454780777305 is 50377708745404.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 927569314816 + 39527211462489 = 963104^2 + 6287067^2 .

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 40454780777305 - 2³ = 40454780777297 is a prime.

It is a super-2 number, since 2×40454780777305² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3391006674 + ... + 3391018603.

It is an arithmetic number, because the mean of its divisors is an integer number (6073303636449).

Almost surely, 2^{40454780777305} is an apocalyptic number.

It is an amenable number.

40454780777305 is a deficient number, since it is larger than the sum of its proper divisors (8131648314287).

40454780777305 is a wasteful number, since it uses less digits than its factorization.

40454780777305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6782026475.

The product of its (nonzero) digits is 92198400, while the sum is 61.

The spelling of 40454780777305 in words is "forty trillion, four hundred fifty-four billion, seven hundred eighty million, seven hundred seventy-seven thousand, three hundred five".