402064350412610 has 32 divisors (see below), whose sum is σ = 733632699061872. Its totient is φ = 158622009384960.

The previous prime is 402064350412609. The next prime is 402064350412741. The reversal of 402064350412610 is 16214053460204.

It can be written as a sum of positive squares in 8 ways, for example, as 3371560664761 + 398692789747849 = 1836181^2 + 19967293^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 207172472 + ... + 209104188.

Almost surely, 2^{402064350412610} is an apocalyptic number.

402064350412610 is a deficient number, since it is larger than the sum of its proper divisors (331568348649262).

402064350412610 is a wasteful number, since it uses less digits than its factorization.

402064350412610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2216918.

The product of its (nonzero) digits is 138240, while the sum is 38.

The spelling of 402064350412610 in words is "four hundred two trillion, sixty-four billion, three hundred fifty million, four hundred twelve thousand, six hundred ten".