94156542690 has 128 divisors (see below), whose sum is σ = 272270592000. Its totient is φ = 20357277696.

The previous prime is 94156542659. The next prime is 94156542731. The reversal of 94156542690 is 9624565149.

It is a super-2 number, since 2×94156542690² (a number of 23 digits) contains 22 as substring.

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 in 63 ways as a sum of consecutive naturals, for example, 2611506 + ... + 2647314.

It is an arithmetic number, because the mean of its divisors is an integer number (2127114000).

Almost surely, 2^94156542690 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 94156542690, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (136135296000).

94156542690 is an abundant number, since it is smaller than the sum of its proper divisors (178114049310).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

94156542690 is a wasteful number, since it uses less digits than its factorization.

94156542690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36504.

The product of its (nonzero) digits is 2332800, while the sum is 51.

The spelling of 94156542690 in words is "ninety-four billion, one hundred fifty-six million, five hundred forty-two thousand, six hundred ninety".