776061055 has 32 divisors (see below), whose sum is σ = 1211563008. Its totient is φ = 462739200.

The previous prime is 776061053. The next prime is 776061071. The reversal of 776061055 is 550160677.

776061055 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 776061055 - 2¹ = 776061053 is a prime.

It is a super-2 number, since 2×776061055² = 1204541522175426050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (776061053) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34966 + ... + 52675.

It is an arithmetic number, because the mean of its divisors is an integer number (37861344).

Almost surely, 2^776061055 is an apocalyptic number.

776061055 is a deficient number, since it is larger than the sum of its proper divisors (435501953).

776061055 is a wasteful number, since it uses less digits than its factorization.

776061055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87687.

The product of its (nonzero) digits is 44100, while the sum is 37.

The square root of 776061055 is about 27857.8724061979. The cubic root of 776061055 is about 918.9642782787.

The spelling of 776061055 in words is "seven hundred seventy-six million, sixty-one thousand, fifty-five".