49581000151 has 2 divisors, whose sum is σ = 49581000152. Its totient is φ = 49581000150.

The previous prime is 49581000143. The next prime is 49581000173. The reversal of 49581000151 is 15100018594.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49581000151 - 2³ = 49581000143 is a prime.

It is a congruent number.

It is a weakly prime.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24790500075 + 24790500076.

It is an arithmetic number, because the mean of its divisors is an integer number (24790500076).

Almost surely, 2^49581000151 is an apocalyptic number.

49581000151 is a deficient number, since it is larger than the sum of its proper divisors (1).

49581000151 is an equidigital number, since it uses as much as digits as its factorization.

49581000151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 34.

The spelling of 49581000151 in words is "forty-nine billion, five hundred eighty-one million, one hundred fifty-one", and thus it is an aban number.