84070251952 has 40 divisors (see below), whose sum is σ = 163554351296. Its totient is φ = 41862998016.

The previous prime is 84070251899. The next prime is 84070251973. The reversal of 84070251952 is 25915207048.

It is a junction number, because it is equal to n+sod(n) for n = 84070251899 and 84070251908.

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, 4435648 + ... + 4454560.

Almost surely, 2^84070251952 is an apocalyptic number.

It is an amenable number.

84070251952 is a deficient number, since it is larger than the sum of its proper divisors (79484099344).

84070251952 is a wasteful number, since it uses less digits than its factorization.

84070251952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20045 (or 20039 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 43.

The spelling of 84070251952 in words is "eighty-four billion, seventy million, two hundred fifty-one thousand, nine hundred fifty-two".