149522223479 has 2 divisors, whose sum is σ = 149522223480. Its totient is φ = 149522223478.

The previous prime is 149522223427. The next prime is 149522223503. The reversal of 149522223479 is 974322225941.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 149522223479 - 2¹⁶ = 149522157943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149522223379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74761111739 + 74761111740.

It is an arithmetic number, because the mean of its divisors is an integer number (74761111740).

Almost surely, 2^149522223479 is an apocalyptic number.

149522223479 is a deficient number, since it is larger than the sum of its proper divisors (1).

149522223479 is an equidigital number, since it uses as much as digits as its factorization.

149522223479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2177280, while the sum is 50.

The spelling of 149522223479 in words is "one hundred forty-nine billion, five hundred twenty-two million, two hundred twenty-three thousand, four hundred seventy-nine".