4041007740778 has 4 divisors (see below), whose sum is σ = 6061511611170. Its totient is φ = 2020503870388.

The previous prime is 4041007740701. The next prime is 4041007740811. The reversal of 4041007740778 is 8770477001404.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3863398595809 + 177609144969 = 1965553^2 + 421437^2 .

It is a super-2 number, since 2×4041007740778² (a number of 26 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010251935193 + ... + 1010251935196.

Almost surely, 2^{4041007740778} is an apocalyptic number.

4041007740778 is a deficient number, since it is larger than the sum of its proper divisors (2020503870392).

4041007740778 is a wasteful number, since it uses less digits than its factorization.

4041007740778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2020503870391.

The product of its (nonzero) digits is 1229312, while the sum is 49.

The spelling of 4041007740778 in words is "four trillion, forty-one billion, seven million, seven hundred forty thousand, seven hundred seventy-eight".