1950603138792 has 320 divisors, whose sum is σ = 6977774643840. Its totient is φ = 494292326400.

The previous prime is 1950603138733. The next prime is 1950603138823. The reversal of 1950603138792 is 2978313060591.

1950603138792 is a `hidden beast` number, since 1 + 9 + 506 + 0 + 31 + 38 + 79 + 2 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1568988 + ... + 2522484.

It is an arithmetic number, because the mean of its divisors is an integer number (21805545762).

Almost surely, 2^{1950603138792} is an apocalyptic number.

1950603138792 is a gapful number since it is divisible by the number (12) 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 1950603138792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3488887321920).

1950603138792 is an abundant number, since it is smaller than the sum of its proper divisors (5027171505048).

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

1950603138792 is a wasteful number, since it uses less digits than its factorization.

1950603138792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 953574 (or 953561 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 54.

The spelling of 1950603138792 in words is "one trillion, nine hundred fifty billion, six hundred three million, one hundred thirty-eight thousand, seven hundred ninety-two".