631048900577 has 2 divisors, whose sum is σ = 631048900578. Its totient is φ = 631048900576.

The previous prime is 631048900541. The next prime is 631048900613. The reversal of 631048900577 is 775009840136.

It is a balanced prime because it is at equal distance from previous prime (631048900541) and next prime (631048900613).

It can be written as a sum of positive squares in only one way, i.e., 431417766976 + 199631133601 = 656824^2 + 446801^2 .

It is a cyclic number.

It is not a de Polignac number, because 631048900577 - 2¹² = 631048896481 is a prime.

It is not a weakly prime, because it can be changed into another prime (631048000577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315524450288 + 315524450289.

It is an arithmetic number, because the mean of its divisors is an integer number (315524450289).

Almost surely, 2^631048900577 is an apocalyptic number.

It is an amenable number.

631048900577 is a deficient number, since it is larger than the sum of its proper divisors (1).

631048900577 is an equidigital number, since it uses as much as digits as its factorization.

631048900577 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1270080, while the sum is 50.

The spelling of 631048900577 in words is "six hundred thirty-one billion, forty-eight million, nine hundred thousand, five hundred seventy-seven".