99958710551 has 16 divisors (see below), whose sum is σ = 116637943296. Its totient is φ = 83894649696.

The previous prime is 99958710541. The next prime is 99958710559. The reversal of 99958710551 is 15501785999.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99958710551 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99958710559) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 559796 + ... + 716441.

It is an arithmetic number, because the mean of its divisors is an integer number (7289871456).

Almost surely, 2^99958710551 is an apocalyptic number.

99958710551 is a deficient number, since it is larger than the sum of its proper divisors (16679232745).

99958710551 is a wasteful number, since it uses less digits than its factorization.

99958710551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1276478.

The product of its (nonzero) digits is 5103000, while the sum is 59.

The spelling of 99958710551 in words is "ninety-nine billion, nine hundred fifty-eight million, seven hundred ten thousand, five hundred fifty-one".