70120547313840 has 160 divisors (see below), whose sum is σ = 241578428467200. Its totient is φ = 18694779160320.

The previous prime is 70120547313823. The next prime is 70120547313863. The reversal of 70120547313840 is 4831374502107.

70120547313840 is a `hidden beast` number, since 7 + 0 + 1 + 2 + 0 + 5 + 473 + 138 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

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, 6521295 + ... + 13519185.

It is an arithmetic number, because the mean of its divisors is an integer number (1509865177920).

Almost surely, 2^{70120547313840} 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 70120547313840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120789214233600).

70120547313840 is an abundant number, since it is smaller than the sum of its proper divisors (171457881153360).

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

70120547313840 is a wasteful number, since it uses less digits than its factorization.

70120547313840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7002552 (or 7002540 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 45.

The spelling of 70120547313840 in words is "seventy trillion, one hundred twenty billion, five hundred forty-seven million, three hundred thirteen thousand, eight hundred forty".