4041681378 has 16 divisors (see below), whose sum is σ = 9238128960. Its totient is φ = 1154766096.

The previous prime is 4041681377. The next prime is 4041681379. The reversal of 4041681378 is 8731861404.

It is an interprime number because it is at equal distance from previous prime (4041681377) and next prime (4041681379).

It is a super-2 number, since 2×4041681378² = 32670376722543957768, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 96230509 = 4041681378 / (4 + 0 + 4 + 1 + 6 + 8 + 1 + 3 + 7 + 8).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4041681373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48115213 + ... + 48115296.

It is an arithmetic number, because the mean of its divisors is an integer number (577383060).

Almost surely, 2^4041681378 is an apocalyptic number.

4041681378 is an abundant number, since it is smaller than the sum of its proper divisors (5196447582).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4041681378 is a wasteful number, since it uses less digits than its factorization.

4041681378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96230521.

The product of its (nonzero) digits is 129024, while the sum is 42.

The square root of 4041681378 is about 63574.2194446774. The cubic root of 4041681378 is about 1592.8957656054.

The spelling of 4041681378 in words is "four billion, forty-one million, six hundred eighty-one thousand, three hundred seventy-eight".