1768640062 has 32 divisors (see below), whose sum is σ = 3171571200. Its totient is φ = 723247008.

The previous prime is 1768640057. The next prime is 1768640113. The reversal of 1768640062 is 2600468671.

It is a super-2 number, since 2×1768640062² = 6256175337822727688, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1768639997 and 1768640024.

It is a congruent number.

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, 128364 + ... + 141472.

It is an arithmetic number, because the mean of its divisors is an integer number (99111600).

Almost surely, 2^1768640062 is an apocalyptic number.

1768640062 is a deficient number, since it is larger than the sum of its proper divisors (1402931138).

1768640062 is a wasteful number, since it uses less digits than its factorization.

1768640062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13560.

The product of its (nonzero) digits is 96768, while the sum is 40.

The square root of 1768640062 is about 42055.2025556886. The cubic root of 1768640062 is about 1209.3346208562.

The spelling of 1768640062 in words is "one billion, seven hundred sixty-eight million, six hundred forty thousand, sixty-two".