149551140952859 has 2 divisors, whose sum is σ = 149551140952860. Its totient is φ = 149551140952858.

The previous prime is 149551140952819. The next prime is 149551140952957. The reversal of 149551140952859 is 958259041155941.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 149551140952859 - 2³⁶ = 149482421476123 is a prime.

It is not a weakly prime, because it can be changed into another prime (149551140952819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74775570476429 + 74775570476430.

It is an arithmetic number, because the mean of its divisors is an integer number (74775570476430).

Almost surely, 2^{149551140952859} is an apocalyptic number.

149551140952859 is a deficient number, since it is larger than the sum of its proper divisors (1).

149551140952859 is an equidigital number, since it uses as much as digits as its factorization.

149551140952859 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 116640000, while the sum is 68.

The spelling of 149551140952859 in words is "one hundred forty-nine trillion, five hundred fifty-one billion, one hundred forty million, nine hundred fifty-two thousand, eight hundred fifty-nine".