988841677 has 8 divisors (see below), whose sum is σ = 1012987296. Its totient is φ = 964972272.

The previous prime is 988841671. The next prime is 988841683. The reversal of 988841677 is 776148889.

It is an interprime number because it is at equal distance from previous prime (988841671) and next prime (988841683).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-988841677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (988841671) 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, 61798 + ... + 76135.

It is an arithmetic number, because the mean of its divisors is an integer number (126623412).

Almost surely, 2^988841677 is an apocalyptic number.

It is an amenable number.

988841677 is a deficient number, since it is larger than the sum of its proper divisors (24145619).

988841677 is a wasteful number, since it uses less digits than its factorization.

988841677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138107.

The product of its digits is 5419008, while the sum is 58.

The square root of 988841677 is about 31445.8530970301. The cubic root of 988841677 is about 996.2666383560.

The spelling of 988841677 in words is "nine hundred eighty-eight million, eight hundred forty-one thousand, six hundred seventy-seven".