70510220425 has 24 divisors (see below), whose sum is σ = 92684023200. Its totient is φ = 53027969280.

The previous prime is 70510220413. The next prime is 70510220509. The reversal of 70510220425 is 52402201507.

It is not a de Polignac number, because 70510220425 - 2¹³ = 70510212233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 70510220393 and 70510220402.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 268506 + ... + 461644.

It is an arithmetic number, because the mean of its divisors is an integer number (3861834300).

Almost surely, 2^70510220425 is an apocalyptic number.

It is an amenable number.

70510220425 is a deficient number, since it is larger than the sum of its proper divisors (22173802775).

70510220425 is a wasteful number, since it uses less digits than its factorization.

70510220425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194025 (or 194020 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 28.

It can be divided in two parts, 705102 and 20425, that added together give a palindrome (725527).

The spelling of 70510220425 in words is "seventy billion, five hundred ten million, two hundred twenty thousand, four hundred twenty-five".