70191549134 has 64 divisors (see below), whose sum is σ = 125496483840. Its totient is φ = 28807954560.

The previous prime is 70191549079. The next prime is 70191549137. The reversal of 70191549134 is 43194519107.

It is a happy number.

It is a super-2 number, since 2×70191549134² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70191549137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34022987 + ... + 34025049.

It is an arithmetic number, because the mean of its divisors is an integer number (1960882560).

Almost surely, 2^70191549134 is an apocalyptic number.

70191549134 is a deficient number, since it is larger than the sum of its proper divisors (55304934706).

70191549134 is a wasteful number, since it uses less digits than its factorization.

70191549134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2745.

The product of its (nonzero) digits is 136080, while the sum is 44.

The spelling of 70191549134 in words is "seventy billion, one hundred ninety-one million, five hundred forty-nine thousand, one hundred thirty-four".