84380792451 has 8 divisors (see below), whose sum is σ = 112978467840. Its totient is φ = 56018489352.

The previous prime is 84380792443. The next prime is 84380792477. The reversal of 84380792451 is 15429708348.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 84380792451 - 2³ = 84380792443 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 84380792394 and 84380792403.

It is not an unprimeable number, because it can be changed into a prime (84380792401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58842235 + ... + 58843668.

It is an arithmetic number, because the mean of its divisors is an integer number (14122308480).

Almost surely, 2^84380792451 is an apocalyptic number.

84380792451 is a deficient number, since it is larger than the sum of its proper divisors (28597675389).

84380792451 is a wasteful number, since it uses less digits than its factorization.

84380792451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117686145.

The product of its (nonzero) digits is 1935360, while the sum is 51.

The spelling of 84380792451 in words is "eighty-four billion, three hundred eighty million, seven hundred ninety-two thousand, four hundred fifty-one".