126893154384 has 60 divisors (see below), whose sum is σ = 355915696500. Its totient is φ = 42203492352.

The previous prime is 126893154379. The next prime is 126893154461. The reversal of 126893154384 is 483451398621.

It is a happy number.

126893154384 is a `hidden beast` number, since 1 + 2 + 6 + 8 + 93 + 1 + 543 + 8 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 68396894784 + 58496259600 = 261528^2 + 241860^2 .

It is a super-2 number, since 2×126893154384² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 126893154384.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 916639 + ... + 1045950.

It is an arithmetic number, because the mean of its divisors is an integer number (5931928275).

Almost surely, 2^126893154384 is an apocalyptic number.

It is an amenable number.

126893154384 is an abundant number, since it is smaller than the sum of its proper divisors (229022542116).

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

126893154384 is a wasteful number, since it uses less digits than its factorization.

126893154384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1963052 (or 1963043 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 54.

The spelling of 126893154384 in words is "one hundred twenty-six billion, eight hundred ninety-three million, one hundred fifty-four thousand, three hundred eighty-four".