139783764120 has 1536 divisors, whose sum is σ = 617766912000. Its totient is φ = 25035816960.

The previous prime is 139783764091. The next prime is 139783764143. The reversal of 139783764120 is 21467387931.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 1100659497 + ... + 1100659623.

It is an arithmetic number, because the mean of its divisors is an integer number (402192000).

Almost surely, 2^139783764120 is an apocalyptic number.

139783764120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 139783764120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (308883456000).

139783764120 is an abundant number, since it is smaller than the sum of its proper divisors (477983147880).

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

139783764120 is a wasteful number, since it uses less digits than its factorization.

139783764120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214 (or 185 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 51.

The spelling of 139783764120 in words is "one hundred thirty-nine billion, seven hundred eighty-three million, seven hundred sixty-four thousand, one hundred twenty".