4151978744 has 32 divisors (see below), whose sum is σ = 7934457600. Its totient is φ = 2036385120.

The previous prime is 4151978737. The next prime is 4151978767. The reversal of 4151978744 is 4478791514.

It is a junction number, because it is equal to n+sod(n) for n = 4151978692 and 4151978701.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111899 + ... + 144309.

It is an arithmetic number, because the mean of its divisors is an integer number (247951800).

Almost surely, 2^4151978744 is an apocalyptic number.

It is an amenable number.

4151978744 is a deficient number, since it is larger than the sum of its proper divisors (3782478856).

4151978744 is a wasteful number, since it uses less digits than its factorization.

4151978744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32723 (or 32719 counting only the distinct ones).

The product of its digits is 1128960, while the sum is 50.

The square root of 4151978744 is about 64435.8498353207. The cubic root of 4151978744 is about 1607.2559437667.

The spelling of 4151978744 in words is "four billion, one hundred fifty-one million, nine hundred seventy-eight thousand, seven hundred forty-four".