70474445121 has 8 divisors (see below), whose sum is σ = 96505546624. Its totient is φ = 45713153520.

The previous prime is 70474445101. The next prime is 70474445123. The reversal of 70474445121 is 12154447407.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 70474445121 - 2⁹ = 70474444609 is a prime.

It is a super-2 number, since 2×70474445121² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 70474445121.

It is not an unprimeable number, because it can be changed into a prime (70474445123) 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, 317452345 + ... + 317452566.

It is an arithmetic number, because the mean of its divisors is an integer number (12063193328).

Almost surely, 2^70474445121 is an apocalyptic number.

It is an amenable number.

70474445121 is a deficient number, since it is larger than the sum of its proper divisors (26031101503).

70474445121 is a wasteful number, since it uses less digits than its factorization.

70474445121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 634904951.

The product of its (nonzero) digits is 125440, while the sum is 39.

The spelling of 70474445121 in words is "seventy billion, four hundred seventy-four million, four hundred forty-five thousand, one hundred twenty-one".