145001153551 has 8 divisors (see below), whose sum is σ = 147392910000. Its totient is φ = 142609871040.

The previous prime is 145001153501. The next prime is 145001153579. The reversal of 145001153551 is 155351100541.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 145001153551 - 2²¹ = 144999056399 is a prime.

It is a super-2 number, since 2×145001153551² (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 (145001153501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 527235 + ... + 753643.

It is an arithmetic number, because the mean of its divisors is an integer number (18424113750).

Almost surely, 2^145001153551 is an apocalyptic number.

145001153551 is a deficient number, since it is larger than the sum of its proper divisors (2391756449).

145001153551 is a wasteful number, since it uses less digits than its factorization.

145001153551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236969.

The product of its (nonzero) digits is 7500, while the sum is 31.

The spelling of 145001153551 in words is "one hundred forty-five billion, one million, one hundred fifty-three thousand, five hundred fifty-one".