97301427520 has 112 divisors (see below), whose sum is σ = 252900216576. Its totient is φ = 35363072000.

The previous prime is 97301427479. The next prime is 97301427607. The reversal of 97301427520 is 2572410379.

97301427520 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7529865 + ... + 7542775.

It is an arithmetic number, because the mean of its divisors is an integer number (2258037648).

Almost surely, 2^97301427520 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97301427520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (126450108288).

97301427520 is an abundant number, since it is smaller than the sum of its proper divisors (155598789056).

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

97301427520 is a wasteful number, since it uses less digits than its factorization.

97301427520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15080 (or 15070 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 40.

Adding to 97301427520 its reverse (2572410379), we get a palindrome (99873837899).

The spelling of 97301427520 in words is "ninety-seven billion, three hundred one million, four hundred twenty-seven thousand, five hundred twenty".