153223420454 has 16 divisors (see below), whose sum is σ = 247598415792. Its totient is φ = 70694599008.

The previous prime is 153223420453. The next prime is 153223420457. The reversal of 153223420454 is 454024322351.

It is a happy number.

It is a super-2 number, since 2×153223420454² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153223420453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 917429 + ... + 1071504.

It is an arithmetic number, because the mean of its divisors is an integer number (15474900987).

Almost surely, 2^153223420454 is an apocalyptic number.

153223420454 is a deficient number, since it is larger than the sum of its proper divisors (94374995338).

153223420454 is a wasteful number, since it uses less digits than its factorization.

153223420454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1991911.

The product of its (nonzero) digits is 115200, while the sum is 35.

The spelling of 153223420454 in words is "one hundred fifty-three billion, two hundred twenty-three million, four hundred twenty thousand, four hundred fifty-four".