70947750628 has 6 divisors (see below), whose sum is σ = 124158563606. Its totient is φ = 35473875312.

The previous prime is 70947750589. The next prime is 70947750631. The reversal of 70947750628 is 82605774907.

It can be written as a sum of positive squares in only one way, i.e., 65547264484 + 5400486144 = 256022^2 + 73488^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8868468825 + ... + 8868468832.

Almost surely, 2^70947750628 is an apocalyptic number.

It is an amenable number.

70947750628 is a deficient number, since it is larger than the sum of its proper divisors (53210812978).

70947750628 is a wasteful number, since it uses less digits than its factorization.

70947750628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17736937661 (or 17736937659 counting only the distinct ones).

The product of its (nonzero) digits is 5927040, while the sum is 55.

The spelling of 70947750628 in words is "seventy billion, nine hundred forty-seven million, seven hundred fifty thousand, six hundred twenty-eight".