145097019342 has 48 divisors (see below), whose sum is σ = 343771412400. Its totient is φ = 43864329600.

The previous prime is 145097019329. The next prime is 145097019367. The reversal of 145097019342 is 243910790541.

145097019342 is a `hidden beast` number, since 1 + 450 + 9 + 7 + 0 + 193 + 4 + 2 = 666.

It is a super-2 number, since 2×145097019342² (a number of 23 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 786967 + ... + 953682.

It is an arithmetic number, because the mean of its divisors is an integer number (7161904425).

Almost surely, 2^145097019342 is an apocalyptic number.

145097019342 is an abundant number, since it is smaller than the sum of its proper divisors (198674393058).

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

145097019342 is a wasteful number, since it uses less digits than its factorization.

145097019342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1741089 (or 1741086 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The spelling of 145097019342 in words is "one hundred forty-five billion, ninety-seven million, nineteen thousand, three hundred forty-two".