190242651542 has 16 divisors (see below), whose sum is σ = 288059723280. Its totient is φ = 94222921728.

The previous prime is 190242651517. The next prime is 190242651617. The reversal of 190242651542 is 245156242091.

It is a self number, because there is not a number n which added to its sum of digits gives 190242651542.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2419958 + ... + 2497334.

It is an arithmetic number, because the mean of its divisors is an integer number (18003732705).

Almost surely, 2^190242651542 is an apocalyptic number.

190242651542 is a deficient number, since it is larger than the sum of its proper divisors (97817071738).

190242651542 is a wasteful number, since it uses less digits than its factorization.

190242651542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88975.

The product of its (nonzero) digits is 172800, while the sum is 41.

The spelling of 190242651542 in words is "one hundred ninety billion, two hundred forty-two million, six hundred fifty-one thousand, five hundred forty-two".