70062816654 has 96 divisors (see below), whose sum is σ = 162469476000. Its totient is φ = 21757420800.

The previous prime is 70062816619. The next prime is 70062816727. The reversal of 70062816654 is 45661826007.

70062816654 is a `hidden beast` number, since 7 + 0 + 0 + 628 + 16 + 6 + 5 + 4 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5139952 + ... + 5153564.

It is an arithmetic number, because the mean of its divisors is an integer number (1692390375).

Almost surely, 2^70062816654 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70062816654, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81234738000).

70062816654 is an abundant number, since it is smaller than the sum of its proper divisors (92406659346).

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

70062816654 is a wasteful number, since it uses less digits than its factorization.

70062816654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13890 (or 13887 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The spelling of 70062816654 in words is "seventy billion, sixty-two million, eight hundred sixteen thousand, six hundred fifty-four".