5451371980 has 48 divisors (see below), whose sum is σ = 12241375776. Its totient is φ = 2031948800.

The previous prime is 5451371941. The next prime is 5451372007. The reversal of 5451371980 is 891731545.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45034 + ... + 113713.

It is an arithmetic number, because the mean of its divisors is an integer number (255028662).

Almost surely, 2^5451371980 is an apocalyptic number.

It is an amenable number.

5451371980 is an abundant number, since it is smaller than the sum of its proper divisors (6790003796).

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

5451371980 is a wasteful number, since it uses less digits than its factorization.

5451371980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158874 (or 158872 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 43.

The square root of 5451371980 is about 73833.4069375103. The cubic root of 5451371980 is about 1759.9565222559.

The spelling of 5451371980 in words is "five billion, four hundred fifty-one million, three hundred seventy-one thousand, nine hundred eighty".