145400040511 has 16 divisors (see below), whose sum is σ = 160814989440. Its totient is φ = 130356889120.

The previous prime is 145400040431. The next prime is 145400040589. The reversal of 145400040511 is 115040004541.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-145400040511 is a prime.

It is a super-2 number, since 2×145400040511² (a number of 23 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 (145400040011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 372585 + ... + 655453.

It is an arithmetic number, because the mean of its divisors is an integer number (10050936840).

Almost surely, 2^145400040511 is an apocalyptic number.

145400040511 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

145400040511 is a deficient number, since it is larger than the sum of its proper divisors (15414948929).

145400040511 is a wasteful number, since it uses less digits than its factorization.

145400040511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283526.

The product of its (nonzero) digits is 1600, while the sum is 25.

The spelling of 145400040511 in words is "one hundred forty-five billion, four hundred million, forty thousand, five hundred eleven".