92138489542 has 16 divisors (see below), whose sum is σ = 150783436800. Its totient is φ = 41877975240.

The previous prime is 92138489483. The next prime is 92138489543. The reversal of 92138489542 is 24598483129.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (92138489543) 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, 154459 + ... + 456217.

It is an arithmetic number, because the mean of its divisors is an integer number (9423964800).

Almost surely, 2^92138489542 is an apocalyptic number.

92138489542 is a deficient number, since it is larger than the sum of its proper divisors (58644947258).

92138489542 is a wasteful number, since it uses less digits than its factorization.

92138489542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315651.

The product of its digits is 4976640, while the sum is 55.

The spelling of 92138489542 in words is "ninety-two billion, one hundred thirty-eight million, four hundred eighty-nine thousand, five hundred forty-two".