97045570071240 has 256 divisors, whose sum is σ = 333513493770240. Its totient is φ = 22129511040000.

The previous prime is 97045570071209. The next prime is 97045570071271. The reversal of 97045570071240 is 4217007554079.

It is a Cunningham number, because it is equal to 9851171²-1.

It is an interprime number because it is at equal distance from previous prime (97045570071209) and next prime (97045570071271).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 689511675 + ... + 689652405.

It is an arithmetic number, because the mean of its divisors is an integer number (1302787085040).

Almost surely, 2^{97045570071240} 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 97045570071240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166756746885120).

97045570071240 is an abundant number, since it is smaller than the sum of its proper divisors (236467923699000).

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

97045570071240 is a wasteful number, since it uses less digits than its factorization.

97045570071240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142684 (or 142680 counting only the distinct ones).

The product of its (nonzero) digits is 2469600, while the sum is 51.

The spelling of 97045570071240 in words is "ninety-seven trillion, forty-five billion, five hundred seventy million, seventy-one thousand, two hundred forty".