6502473997 has 2 divisors, whose sum is σ = 6502473998. Its totient is φ = 6502473996.

The previous prime is 6502473977. The next prime is 6502474009. The reversal of 6502473997 is 7993742056.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6476064676 + 26409321 = 80474^2 + 5139^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6502473997 is a prime.

It is a super-2 number, since 2×6502473997² = 84564336163322312018, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6502473907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3251236998 + 3251236999.

It is an arithmetic number, because the mean of its divisors is an integer number (3251236999).

Almost surely, 2^6502473997 is an apocalyptic number.

It is an amenable number.

6502473997 is a deficient number, since it is larger than the sum of its proper divisors (1).

6502473997 is an equidigital number, since it uses as much as digits as its factorization.

6502473997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2857680, while the sum is 52.

The square root of 6502473997 is about 80637.9191013756. The cubic root of 6502473997 is about 1866.4923232828.

The spelling of 6502473997 in words is "six billion, five hundred two million, four hundred seventy-three thousand, nine hundred ninety-seven".