145901904574 has 16 divisors (see below), whose sum is σ = 223527195648. Its totient is φ = 71393087992.

The previous prime is 145901904563. The next prime is 145901904593. The reversal of 145901904574 is 475409109541.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1269087 + ... + 1379269.

It is an arithmetic number, because the mean of its divisors is an integer number (13970449728).

Almost surely, 2^145901904574 is an apocalyptic number.

145901904574 is a deficient number, since it is larger than the sum of its proper divisors (77625291074).

145901904574 is a wasteful number, since it uses less digits than its factorization.

145901904574 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124319.

The product of its (nonzero) digits is 907200, while the sum is 49.

The spelling of 145901904574 in words is "one hundred forty-five billion, nine hundred one million, nine hundred four thousand, five hundred seventy-four".