30219545377923 has 32 divisors (see below), whose sum is σ = 45867439572480. Its totient is φ = 17518340336640.

The previous prime is 30219545377921. The next prime is 30219545377961. The reversal of 30219545377923 is 32977354591203.

It is a happy number.

It is not a de Polignac number, because 30219545377923 - 2¹ = 30219545377921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30219545377921) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 67029565 + ... + 67478897.

It is an arithmetic number, because the mean of its divisors is an integer number (1433357486640).

Almost surely, 2^{30219545377923} is an apocalyptic number.

30219545377923 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

30219545377923 is a deficient number, since it is larger than the sum of its proper divisors (15647894194557).

30219545377923 is a wasteful number, since it uses less digits than its factorization.

30219545377923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537979.

The product of its (nonzero) digits is 42865200, while the sum is 60.

The spelling of 30219545377923 in words is "thirty trillion, two hundred nineteen billion, five hundred forty-five million, three hundred seventy-seven thousand, nine hundred twenty-three".