145621514734302 has 32 divisors (see below), whose sum is σ = 291587905769472. Its totient is φ = 48483044391584.

The previous prime is 145621514734301. The next prime is 145621514734331. The reversal of 145621514734302 is 203437415126541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145621514734301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28563883 + ... + 33273689.

It is an arithmetic number, because the mean of its divisors is an integer number (9112122055296).

Almost surely, 2^{145621514734302} is an apocalyptic number.

145621514734302 is an abundant number, since it is smaller than the sum of its proper divisors (145966391035170).

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

145621514734302 is a wasteful number, since it uses less digits than its factorization.

145621514734302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4715912.

The product of its (nonzero) digits is 2419200, while the sum is 48.

The spelling of 145621514734302 in words is "one hundred forty-five trillion, six hundred twenty-one billion, five hundred fourteen million, seven hundred thirty-four thousand, three hundred two".