15480333554923 has 2 divisors, whose sum is σ = 15480333554924. Its totient is φ = 15480333554922.

The previous prime is 15480333554893. The next prime is 15480333554971. The reversal of 15480333554923 is 32945533308451.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 15480333554923 - 2²⁵ = 15480300000491 is a prime.

It is not a weakly prime, because it can be changed into another prime (15480333554123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7740166777461 + 7740166777462.

It is an arithmetic number, because the mean of its divisors is an integer number (7740166777462).

Almost surely, 2^{15480333554923} is an apocalyptic number.

15480333554923 is a deficient number, since it is larger than the sum of its proper divisors (1).

15480333554923 is an equidigital number, since it uses as much as digits as its factorization.

15480333554923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328000, while the sum is 55.

The spelling of 15480333554923 in words is "fifteen trillion, four hundred eighty billion, three hundred thirty-three million, five hundred fifty-four thousand, nine hundred twenty-three".