7469836049257 has 2 divisors, whose sum is σ = 7469836049258. Its totient is φ = 7469836049256.

The previous prime is 7469836049239. The next prime is 7469836049281. The reversal of 7469836049257 is 7529406389647.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5850806296336 + 1619029752921 = 2418844^2 + 1272411^2 .

It is a cyclic number.

It is not a de Polignac number, because 7469836049257 - 2¹¹ = 7469836047209 is a prime.

It is a super-2 number, since 2×7469836049257² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (7469836049057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3734918024628 + 3734918024629.

It is an arithmetic number, because the mean of its divisors is an integer number (3734918024629).

Almost surely, 2^{7469836049257} is an apocalyptic number.

It is an amenable number.

7469836049257 is a deficient number, since it is larger than the sum of its proper divisors (1).

7469836049257 is an equidigital number, since it uses as much as digits as its factorization.

7469836049257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 548674560, while the sum is 70.

The spelling of 7469836049257 in words is "seven trillion, four hundred sixty-nine billion, eight hundred thirty-six million, forty-nine thousand, two hundred fifty-seven".