84958076487 has 24 divisors (see below), whose sum is σ = 123267774672. Its totient is φ = 52006835200.

The previous prime is 84958076479. The next prime is 84958076519. The reversal of 84958076487 is 78467085948.

It is a happy number.

It is not a de Polignac number, because 84958076487 - 2³ = 84958076479 is a prime.

It is a super-2 number, since 2×84958076487² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84958056487) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1159464 + ... + 1230557.

It is an arithmetic number, because the mean of its divisors is an integer number (5136157278).

Almost surely, 2^84958076487 is an apocalyptic number.

84958076487 is a deficient number, since it is larger than the sum of its proper divisors (38309698185).

84958076487 is a wasteful number, since it uses less digits than its factorization.

84958076487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2390099 (or 2390082 counting only the distinct ones).

The product of its (nonzero) digits is 108380160, while the sum is 66.

The spelling of 84958076487 in words is "eighty-four billion, nine hundred fifty-eight million, seventy-six thousand, four hundred eighty-seven".