98051771542 has 4 divisors (see below), whose sum is σ = 147077657316. Its totient is φ = 49025885770.

The previous prime is 98051771483. The next prime is 98051771561. The reversal of 98051771542 is 24517715089.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×98051771542² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24512942884 + ... + 24512942887.

It is an arithmetic number, because the mean of its divisors is an integer number (36769414329).

Almost surely, 2^98051771542 is an apocalyptic number.

98051771542 is a deficient number, since it is larger than the sum of its proper divisors (49025885774).

98051771542 is a wasteful number, since it uses less digits than its factorization.

98051771542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49025885773.

The product of its (nonzero) digits is 705600, while the sum is 49.

The spelling of 98051771542 in words is "ninety-eight billion, fifty-one million, seven hundred seventy-one thousand, five hundred forty-two".