45981962519 has 4 divisors (see below), whose sum is σ = 46344025344. Its totient is φ = 45619899696.

The previous prime is 45981962497. The next prime is 45981962557. The reversal of 45981962519 is 91526918954.

45981962519 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45981962519 - 2³² = 41686995223 is a prime.

It is a super-2 number, since 2×45981962519² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45981964519) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181031222 + ... + 181031475.

It is an arithmetic number, because the mean of its divisors is an integer number (11586006336).

Almost surely, 2^45981962519 is an apocalyptic number.

45981962519 is a deficient number, since it is larger than the sum of its proper divisors (362062825).

45981962519 is a wasteful number, since it uses less digits than its factorization.

45981962519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362062824.

The product of its digits is 6998400, while the sum is 59.

The spelling of 45981962519 in words is "forty-five billion, nine hundred eighty-one million, nine hundred sixty-two thousand, five hundred nineteen".