145334434515 has 16 divisors (see below), whose sum is σ = 240036228096. Its totient is φ = 75011320800.

The previous prime is 145334434507. The next prime is 145334434523. The reversal of 145334434515 is 515434433541.

It is an interprime number because it is at equal distance from previous prime (145334434507) and next prime (145334434523).

It is not a de Polignac number, because 145334434515 - 2³ = 145334434507 is a prime.

It is a super-2 number, since 2×145334434515² (a number of 23 digits) contains 22 as substring.

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, 156273121 + ... + 156274050.

It is an arithmetic number, because the mean of its divisors is an integer number (15002264256).

Almost surely, 2^145334434515 is an apocalyptic number.

145334434515 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

145334434515 is a deficient number, since it is larger than the sum of its proper divisors (94701793581).

145334434515 is a wasteful number, since it uses less digits than its factorization.

145334434515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312547210.

The product of its digits is 864000, while the sum is 42.

The spelling of 145334434515 in words is "one hundred forty-five billion, three hundred thirty-four million, four hundred thirty-four thousand, five hundred fifteen".