70497478452 has 24 divisors (see below), whose sum is σ = 164798187232. Its totient is φ = 23455720800.

The previous prime is 70497478423. The next prime is 70497478481. The reversal of 70497478452 is 25487479407.

It is an interprime number because it is at equal distance from previous prime (70497478423) and next prime (70497478481).

It is a junction number, because it is equal to n+sod(n) for n = 70497478392 and 70497478401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5423074 + ... + 5436057.

Almost surely, 2^70497478452 is an apocalyptic number.

It is an amenable number.

70497478452 is an abundant number, since it is smaller than the sum of its proper divisors (94300708780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

70497478452 is a wasteful number, since it uses less digits than its factorization.

70497478452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10859679 (or 10859677 counting only the distinct ones).

The product of its (nonzero) digits is 15805440, while the sum is 57.

The spelling of 70497478452 in words is "seventy billion, four hundred ninety-seven million, four hundred seventy-eight thousand, four hundred fifty-two".