740146356452215 has 24 divisors (see below), whose sum is σ = 909319318799760. Its totient is φ = 578341775378304.

The previous prime is 740146356452189. The next prime is 740146356452263. The reversal of 740146356452215 is 512254653641047.

It is a happy number.

It is not a de Polignac number, because 740146356452215 - 2⁵ = 740146356452183 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1292932171 + ... + 1293504499.

It is an arithmetic number, because the mean of its divisors is an integer number (37888304949990).

Almost surely, 2^{740146356452215} is an apocalyptic number.

740146356452215 is a deficient number, since it is larger than the sum of its proper divisors (169172962347545).

740146356452215 is a wasteful number, since it uses less digits than its factorization.

740146356452215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712303 (or 712260 counting only the distinct ones).

The product of its (nonzero) digits is 24192000, while the sum is 55.

The spelling of 740146356452215 in words is "seven hundred forty trillion, one hundred forty-six billion, three hundred fifty-six million, four hundred fifty-two thousand, two hundred fifteen".