45337544919 has 48 divisors (see below), whose sum is σ = 71863593984. Its totient is φ = 27419040000.

The previous prime is 45337544831. The next prime is 45337544921. The reversal of 45337544919 is 91944573354.

45337544919 is a `hidden beast` number, since 4 + 5 + 3 + 3 + 7 + 544 + 91 + 9 = 666.

It is not a de Polignac number, because 45337544919 - 2⁹ = 45337544407 is a prime.

It is a super-2 number, since 2×45337544919² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45337544929) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1171452 + ... + 1209534.

It is an arithmetic number, because the mean of its divisors is an integer number (1497158208).

Almost surely, 2^45337544919 is an apocalyptic number.

45337544919 is a deficient number, since it is larger than the sum of its proper divisors (26526049065).

45337544919 is a wasteful number, since it uses less digits than its factorization.

45337544919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38388 (or 38385 counting only the distinct ones).

The product of its digits is 8164800, while the sum is 54.

The spelling of 45337544919 in words is "forty-five billion, three hundred thirty-seven million, five hundred forty-four thousand, nine hundred nineteen".