719942538000 has 320 divisors, whose sum is σ = 2682499023360. Its totient is φ = 162708480000.

The previous prime is 719942537989. The next prime is 719942538047. The reversal of 719942538000 is 835249917.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3641700 + ... + 3834300.

It is an arithmetic number, because the mean of its divisors is an integer number (8382809448).

Almost surely, 2^719942538000 is an apocalyptic number.

719942538000 is a gapful number since it is divisible by the number (70) 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 719942538000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1341249511680).

719942538000 is an abundant number, since it is smaller than the sum of its proper divisors (1962556485360).

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

719942538000 is a wasteful number, since it uses less digits than its factorization.

719942538000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192723 (or 192707 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 48.

The spelling of 719942538000 in words is "seven hundred nineteen billion, nine hundred forty-two million, five hundred thirty-eight thousand".