4000763776 has 32 divisors (see below), whose sum is σ = 8227385280. Its totient is φ = 1935851520.

The previous prime is 4000763761. The next prime is 4000763791. The reversal of 4000763776 is 6773670004.

It is an interprime number because it is at equal distance from previous prime (4000763761) and next prime (4000763791).

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×4000763776² = 32012221582707556352, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 500161 + ... + 508096.

It is an arithmetic number, because the mean of its divisors is an integer number (257105790).

Almost surely, 2^4000763776 is an apocalyptic number.

It is an amenable number.

4000763776 is an abundant number, since it is smaller than the sum of its proper divisors (4226621504).

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

4000763776 is a wasteful number, since it uses less digits than its factorization.

4000763776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1008302 (or 1008290 counting only the distinct ones).

The product of its (nonzero) digits is 148176, while the sum is 40.

The square root of 4000763776 is about 63251.5910946120. The cubic root of 4000763776 is about 1587.5020804404.

The spelling of 4000763776 in words is "four billion, seven hundred sixty-three thousand, seven hundred seventy-six".