70773476413 has 4 divisors (see below), whose sum is σ = 71434910880. Its totient is φ = 70112041948.

The previous prime is 70773476399. The next prime is 70773476429. The reversal of 70773476413 is 31467437707.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 31467437707 = 181 ⋅173853247.

It is a cyclic number.

It is not a de Polignac number, because 70773476413 - 2²⁹ = 70236605501 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70773476453) 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 3 ways as a sum of consecutive naturals, for example, 330717073 + ... + 330717286.

It is an arithmetic number, because the mean of its divisors is an integer number (17858727720).

Almost surely, 2^70773476413 is an apocalyptic number.

It is an amenable number.

70773476413 is a deficient number, since it is larger than the sum of its proper divisors (661434467).

70773476413 is a wasteful number, since it uses less digits than its factorization.

70773476413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661434466.

The product of its (nonzero) digits is 2074464, while the sum is 49.

The spelling of 70773476413 in words is "seventy billion, seven hundred seventy-three million, four hundred seventy-six thousand, four hundred thirteen".