153394473056640 has 256 divisors, whose sum is σ = 505856036044800. Its totient is φ = 39490687918080.

The previous prime is 153394473056609. The next prime is 153394473056723. The reversal of 153394473056640 is 46650374493351.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 573537345 + ... + 573804735.

It is an arithmetic number, because the mean of its divisors is an integer number (1976000140800).

Almost surely, 2^{153394473056640} is an apocalyptic number.

153394473056640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 153394473056640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (252928018022400).

153394473056640 is an abundant number, since it is smaller than the sum of its proper divisors (352461562988160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

153394473056640 is a wasteful number, since it uses less digits than its factorization.

153394473056640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277745 (or 277733 counting only the distinct ones).

The product of its (nonzero) digits is 97977600, while the sum is 60.

The spelling of 153394473056640 in words is "one hundred fifty-three trillion, three hundred ninety-four billion, four hundred seventy-three million, fifty-six thousand, six hundred forty".