6477761153 has 2 divisors, whose sum is σ = 6477761154. Its totient is φ = 6477761152.

The previous prime is 6477761131. The next prime is 6477761159. The reversal of 6477761153 is 3511677746.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6036046864 + 441714289 = 77692^2 + 21017^2 .

It is a cyclic number.

It is not a de Polignac number, because 6477761153 - 2¹⁸ = 6477499009 is a prime.

It is a super-2 number, since 2×6477761153² = 83922779110631778818, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6477761098 and 6477761107.

It is not a weakly prime, because it can be changed into another prime (6477761159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3238880576 + 3238880577.

It is an arithmetic number, because the mean of its divisors is an integer number (3238880577).

Almost surely, 2^6477761153 is an apocalyptic number.

It is an amenable number.

6477761153 is a deficient number, since it is larger than the sum of its proper divisors (1).

6477761153 is an equidigital number, since it uses as much as digits as its factorization.

6477761153 is an evil number, because the sum of its binary digits is even.

The product of its digits is 740880, while the sum is 47.

The square root of 6477761153 is about 80484.5398384062. The cubic root of 6477761153 is about 1864.1247684025.

The spelling of 6477761153 in words is "six billion, four hundred seventy-seven million, seven hundred sixty-one thousand, one hundred fifty-three".