1187748050384 has 40 divisors (see below), whose sum is σ = 2630069337408. Its totient is φ = 509024079360.

The previous prime is 1187748050381. The next prime is 1187748050449. The reversal of 1187748050384 is 4830508477811.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1187748050381) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 7449419 + ... + 7607189.

Almost surely, 2^{1187748050384} is an apocalyptic number.

1187748050384 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1187748050384 is an abundant number, since it is smaller than the sum of its proper divisors (1442321287024).

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

1187748050384 is a wasteful number, since it uses less digits than its factorization.

1187748050384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225003 (or 224997 counting only the distinct ones).

The product of its (nonzero) digits is 6021120, while the sum is 56.

The spelling of 1187748050384 in words is "one trillion, one hundred eighty-seven billion, seven hundred forty-eight million, fifty thousand, three hundred eighty-four".