2003961976380 has 192 divisors, whose sum is σ = 7673290490880. Its totient is φ = 422813945088.

The previous prime is 2003961976339. The next prime is 2003961976427. The reversal of 2003961976380 is 836791693002.

2003961976380 is a `hidden beast` number, since 2 + 0 + 0 + 396 + 197 + 63 + 8 + 0 = 666.

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

It is a congruent number.

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, 20341194 + ... + 20439473.

It is an arithmetic number, because the mean of its divisors is an integer number (39965054640).

Almost surely, 2^{2003961976380} is an apocalyptic number.

2003961976380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2003961976380 is an abundant number, since it is smaller than the sum of its proper divisors (5669328514500).

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

2003961976380 is a wasteful number, since it uses less digits than its factorization.

2003961976380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40780705 (or 40780697 counting only the distinct ones).

The product of its (nonzero) digits is 2939328, while the sum is 54.

The spelling of 2003961976380 in words is "two trillion, three billion, nine hundred sixty-one million, nine hundred seventy-six thousand, three hundred eighty".