70037067442 has 4 divisors (see below), whose sum is σ = 105055601166. Its totient is φ = 35018533720.

The previous prime is 70037067433. The next prime is 70037067469. The reversal of 70037067442 is 24476073007.

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

It can be written as a sum of positive squares in only one way, i.e., 66434547001 + 3602520441 = 257749^2 + 60021^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 70037067395 and 70037067404.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17509266859 + ... + 17509266862.

Almost surely, 2^70037067442 is an apocalyptic number.

70037067442 is a deficient number, since it is larger than the sum of its proper divisors (35018533724).

70037067442 is a wasteful number, since it uses less digits than its factorization.

70037067442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35018533723.

The product of its (nonzero) digits is 197568, while the sum is 40.

The spelling of 70037067442 in words is "seventy billion, thirty-seven million, sixty-seven thousand, four hundred forty-two".