64409026732070 has 16 divisors (see below), whose sum is σ = 116259190319520. Its totient is φ = 25691845759104.

The previous prime is 64409026732051. The next prime is 64409026732073. The reversal of 64409026732070 is 7023762090446.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64409026732073) 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, 8970612947 + ... + 8970620126.

It is an arithmetic number, because the mean of its divisors is an integer number (7266199394970).

Almost surely, 2^{64409026732070} is an apocalyptic number.

64409026732070 is a deficient number, since it is larger than the sum of its proper divisors (51850163587450).

64409026732070 is a wasteful number, since it uses less digits than its factorization.

64409026732070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17941233439.

The product of its (nonzero) digits is 3048192, while the sum is 50.

The spelling of 64409026732070 in words is "sixty-four trillion, four hundred nine billion, twenty-six million, seven hundred thirty-two thousand, seventy".