745450532540140 has 96 divisors (see below), whose sum is σ = 1801585650622464. Its totient is φ = 253802417126400.

The previous prime is 745450532540057. The next prime is 745450532540141. The reversal of 745450532540140 is 41045235054547.

It is a super-2 number, since 2×745450532540140² (a number of 31 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (745450532540141) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17253024 + ... + 42291463.

It is an arithmetic number, because the mean of its divisors is an integer number (18766517193984).

Almost surely, 2^{745450532540140} is an apocalyptic number.

745450532540140 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

745450532540140 is an abundant number, since it is smaller than the sum of its proper divisors (1056135118082324).

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

745450532540140 is a wasteful number, since it uses less digits than its factorization.

745450532540140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59545127 (or 59545125 counting only the distinct ones).

The product of its (nonzero) digits is 6720000, while the sum is 49.

Adding to 745450532540140 its reverse (41045235054547), we get a palindrome (786495767594687).

The spelling of 745450532540140 in words is "seven hundred forty-five trillion, four hundred fifty billion, five hundred thirty-two million, five hundred forty thousand, one hundred forty".