149459626783 has 2 divisors, whose sum is σ = 149459626784. Its totient is φ = 149459626782.

The previous prime is 149459626781. The next prime is 149459626817. The reversal of 149459626783 is 387626954941.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 149459626783 - 2¹ = 149459626781 is a prime.

It is a super-2 number, since 2×149459626783² (a number of 23 digits) contains 22 as substring.

Together with 149459626781, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149459626781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74729813391 + 74729813392.

It is an arithmetic number, because the mean of its divisors is an integer number (74729813392).

Almost surely, 2^149459626783 is an apocalyptic number.

149459626783 is a deficient number, since it is larger than the sum of its proper divisors (1).

149459626783 is an equidigital number, since it uses as much as digits as its factorization.

149459626783 is an evil number, because the sum of its binary digits is even.

The product of its digits is 78382080, while the sum is 64.

The spelling of 149459626783 in words is "one hundred forty-nine billion, four hundred fifty-nine million, six hundred twenty-six thousand, seven hundred eighty-three".