45143481240 has 192 divisors, whose sum is σ = 172366215840. Its totient is φ = 10102026240.

The previous prime is 45143481239. The next prime is 45143481337. The reversal of 45143481240 is 4218434154.

45143481240 is a `hidden beast` number, since 451 + 43 + 48 + 124 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 45143481195 and 45143481204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 386977 + ... + 489936.

Almost surely, 2^45143481240 is an apocalyptic number.

45143481240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45143481240 is an abundant number, since it is smaller than the sum of its proper divisors (127222734600).

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

45143481240 is a wasteful number, since it uses less digits than its factorization.

45143481240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 876954 (or 876947 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 36.

The spelling of 45143481240 in words is "forty-five billion, one hundred forty-three million, four hundred eighty-one thousand, two hundred forty".