70400703670 has 32 divisors (see below), whose sum is σ = 139610130336. Its totient is φ = 25346784000.

The previous prime is 70400703661. The next prime is 70400703679. The reversal of 70400703670 is 7630700407.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (70400703661) and next prime (70400703679).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70400703679) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3157239 + ... + 3179458.

It is an arithmetic number, because the mean of its divisors is an integer number (4362816573).

Almost surely, 2^70400703670 is an apocalyptic number.

70400703670 is a deficient number, since it is larger than the sum of its proper divisors (69209426666).

70400703670 is a wasteful number, since it uses less digits than its factorization.

70400703670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6336816.

The product of its (nonzero) digits is 24696, while the sum is 34.

The spelling of 70400703670 in words is "seventy billion, four hundred million, seven hundred three thousand, six hundred seventy".