70427989994 has 8 divisors (see below), whose sum is σ = 105656250468. Its totient is φ = 35209239840.

The previous prime is 70427989981. The next prime is 70427990027. The reversal of 70427989994 is 49998972407.

It can be written as a sum of positive squares in 2 ways, for example, as 57113830225 + 13314159769 = 238985^2 + 115387^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2359037 + ... + 2388704.

Almost surely, 2^70427989994 is an apocalyptic number.

70427989994 is a deficient number, since it is larger than the sum of its proper divisors (35228260474).

70427989994 is a wasteful number, since it uses less digits than its factorization.

70427989994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4755160.

The product of its (nonzero) digits is 82301184, while the sum is 68.

The spelling of 70427989994 in words is "seventy billion, four hundred twenty-seven million, nine hundred eighty-nine thousand, nine hundred ninety-four".