777473428641 has 192 divisors, whose sum is σ = 1374379776000. Its totient is φ = 381675939840.

The previous prime is 777473428597. The next prime is 777473428661. The reversal of 777473428641 is 146824374777.

It is not a de Polignac number, because 777473428641 - 2¹⁷ = 777473297569 is a prime.

It is not an unprimeable number, because it can be changed into a prime (777473428661) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 1021646701 + ... + 1021647461.

It is an arithmetic number, because the mean of its divisors is an integer number (7158228000).

Almost surely, 2^777473428641 is an apocalyptic number.

It is an amenable number.

777473428641 is a deficient number, since it is larger than the sum of its proper divisors (596906347359).

777473428641 is a wasteful number, since it uses less digits than its factorization.

777473428641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1064 (or 1051 counting only the distinct ones).

The product of its digits is 44255232, while the sum is 60.

The spelling of 777473428641 in words is "seven hundred seventy-seven billion, four hundred seventy-three million, four hundred twenty-eight thousand, six hundred forty-one".