84077256651 has 8 divisors (see below), whose sum is σ = 112689936384. Its totient is φ = 55758040680.

The previous prime is 84077256587. The next prime is 84077256667. The reversal of 84077256651 is 15665277048.

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

It is not a de Polignac number, because 84077256651 - 2⁶ = 84077256587 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 84077256594 and 84077256603.

It is not an unprimeable number, because it can be changed into a prime (84077256251) 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, 73365271 + ... + 73366416.

It is an arithmetic number, because the mean of its divisors is an integer number (14086242048).

Almost surely, 2^84077256651 is an apocalyptic number.

84077256651 is a deficient number, since it is larger than the sum of its proper divisors (28612679733).

84077256651 is a wasteful number, since it uses less digits than its factorization.

84077256651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146731881.

The product of its (nonzero) digits is 2822400, while the sum is 51.

The spelling of 84077256651 in words is "eighty-four billion, seventy-seven million, two hundred fifty-six thousand, six hundred fifty-one".