49263551 has 2 divisors, whose sum is σ = 49263552. Its totient is φ = 49263550.

The previous prime is 49263541. The next prime is 49263581. The reversal of 49263551 is 15536294.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49263551 - 2²² = 45069247 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49263541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24631775 + 24631776.

It is an arithmetic number, because the mean of its divisors is an integer number (24631776).

Almost surely, 2^49263551 is an apocalyptic number.

49263551 is a deficient number, since it is larger than the sum of its proper divisors (1).

49263551 is an equidigital number, since it uses as much as digits as its factorization.

49263551 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32400, while the sum is 35.

The square root of 49263551 is about 7018.7998261811. The cubic root of 49263551 is about 366.5854619988.

The spelling of 49263551 in words is "forty-nine million, two hundred sixty-three thousand, five hundred fifty-one".