70615828435 has 4 divisors (see below), whose sum is σ = 84738994128. Its totient is φ = 56492662744.

The previous prime is 70615828429. The next prime is 70615828489. The reversal of 70615828435 is 53482851607.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 53482851607 = 8849 ⋅6043943.

It is a cyclic number.

It is not a de Polignac number, because 70615828435 - 2²⁷ = 70481610707 is a prime.

It is a super-2 number, since 2×70615828435² (a number of 22 digits) contains 22 as substring.

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 an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7061582839 + ... + 7061582848.

It is an arithmetic number, because the mean of its divisors is an integer number (21184748532).

Almost surely, 2^70615828435 is an apocalyptic number.

70615828435 is a deficient number, since it is larger than the sum of its proper divisors (14123165693).

70615828435 is a wasteful number, since it uses less digits than its factorization.

70615828435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14123165692.

The product of its (nonzero) digits is 1612800, while the sum is 49.

The spelling of 70615828435 in words is "seventy billion, six hundred fifteen million, eight hundred twenty-eight thousand, four hundred thirty-five".