70404766607663 has 6 divisors (see below), whose sum is σ = 72749150096112. Its totient is φ = 68133645103260.

The previous prime is 70404766607653. The next prime is 70404766607671. The reversal of 70404766607663 is 36670666740407.

It is a happy number.

It is not a de Polignac number, because 70404766607663 - 2⁸ = 70404766607407 is a prime.

It is a super-2 number, since 2×70404766607663² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 70404766607596 and 70404766607605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70404766607653) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 36630991031 + ... + 36630992952.

It is an arithmetic number, because the mean of its divisors is an integer number (12124858349352).

Almost surely, 2^{70404766607663} is an apocalyptic number.

70404766607663 is a deficient number, since it is larger than the sum of its proper divisors (2344383488449).

70404766607663 is an equidigital number, since it uses as much as digits as its factorization.

70404766607663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73261984045 (or 73261984014 counting only the distinct ones).

The product of its (nonzero) digits is 128024064, while the sum is 62.

The spelling of 70404766607663 in words is "seventy trillion, four hundred four billion, seven hundred sixty-six million, six hundred seven thousand, six hundred sixty-three".