145262899136 has 28 divisors (see below), whose sum is σ = 303427439880. Its totient is φ = 68808741120.

The previous prime is 145262899121. The next prime is 145262899141. The reversal of 145262899136 is 631998262541.

It is a super-2 number, since 2×145262899136² (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 3 ways as a sum of consecutive naturals, for example, 59728595 + ... + 59731026.

Almost surely, 2^145262899136 is an apocalyptic number.

145262899136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

145262899136 is an abundant number, since it is smaller than the sum of its proper divisors (158164540744).

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

145262899136 is a wasteful number, since it uses less digits than its factorization.

145262899136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119459652 (or 119459642 counting only the distinct ones).

The product of its digits is 5598720, while the sum is 56.

The spelling of 145262899136 in words is "one hundred forty-five billion, two hundred sixty-two million, eight hundred ninety-nine thousand, one hundred thirty-six".