70665505435 has 16 divisors (see below), whose sum is σ = 96919142400. Its totient is φ = 48453122016.

The previous prime is 70665505381. The next prime is 70665505441. The reversal of 70665505435 is 53450556607.

It is a cyclic number.

It is not a de Polignac number, because 70665505435 - 2¹⁵ = 70665472667 is a prime.

It is a super-2 number, since 2×70665505435² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 544806 + ... + 661924.

It is an arithmetic number, because the mean of its divisors is an integer number (6057446400).

Almost surely, 2^70665505435 is an apocalyptic number.

70665505435 is a deficient number, since it is larger than the sum of its proper divisors (26253636965).

70665505435 is a wasteful number, since it uses less digits than its factorization.

70665505435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134370.

The product of its (nonzero) digits is 1890000, while the sum is 46.

The spelling of 70665505435 in words is "seventy billion, six hundred sixty-five million, five hundred five thousand, four hundred thirty-five".