192148748640 has 96 divisors (see below), whose sum is σ = 672520635360. Its totient is φ = 51239665152.

The previous prime is 192148748629. The next prime is 192148748663. The reversal of 192148748640 is 46847841291.

192148748640 is a `hidden beast` number, since 19 + 2 + 148 + 7 + 486 + 4 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×192148748640² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22235119 + ... + 22243758.

It is an arithmetic number, because the mean of its divisors is an integer number (7005423285).

Almost surely, 2^192148748640 is an apocalyptic number.

192148748640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

192148748640 is an abundant number, since it is smaller than the sum of its proper divisors (480371886720).

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

192148748640 is a wasteful number, since it uses less digits than its factorization.

192148748640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44478901 (or 44478887 counting only the distinct ones).

The product of its (nonzero) digits is 3096576, while the sum is 54.

The spelling of 192148748640 in words is "one hundred ninety-two billion, one hundred forty-eight million, seven hundred forty-eight thousand, six hundred forty".