70074853778383 has 4 divisors (see below), whose sum is σ = 70075050879528. Its totient is φ = 70074656677240.

The previous prime is 70074853778353. The next prime is 70074853778389. The reversal of 70074853778383 is 38387735847007.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 70074853778383 - 2²⁹ = 70074316907471 is a prime.

It is a super-2 number, since 2×70074853778383² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70074853778389) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98016316 + ... + 98728657.

It is an arithmetic number, because the mean of its divisors is an integer number (17518762719882).

Almost surely, 2^{70074853778383} is an apocalyptic number.

70074853778383 is a deficient number, since it is larger than the sum of its proper divisors (197101145).

70074853778383 is a wasteful number, since it uses less digits than its factorization.

70074853778383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197101144.

The product of its (nonzero) digits is 663828480, while the sum is 70.

The spelling of 70074853778383 in words is "seventy trillion, seventy-four billion, eight hundred fifty-three million, seven hundred seventy-eight thousand, three hundred eighty-three".