145400353120 has 96 divisors (see below), whose sum is σ = 387658444320. Its totient is φ = 51049635840.

The previous prime is 145400353069. The next prime is 145400353139. The reversal of 145400353120 is 21353004541.

It is a super-2 number, since 2×145400353120² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1373337 + ... + 1475416.

It is an arithmetic number, because the mean of its divisors is an integer number (4038108795).

Almost surely, 2^145400353120 is an apocalyptic number.

145400353120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

145400353120 is an abundant number, since it is smaller than the sum of its proper divisors (242258091200).

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

145400353120 is a wasteful number, since it uses less digits than its factorization.

145400353120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2848808 (or 2848800 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 145400353120 its reverse (21353004541), we get a palindrome (166753357661).

The spelling of 145400353120 in words is "one hundred forty-five billion, four hundred million, three hundred fifty-three thousand, one hundred twenty".