701432663820 has 96 divisors (see below), whose sum is σ = 2342175187968. Its totient is φ = 153356704512.

The previous prime is 701432663773. The next prime is 701432663909. The reversal of 701432663820 is 28366234107.

It is a super-2 number, since 2×701432663820² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36296379 + ... + 36315698.

It is an arithmetic number, because the mean of its divisors is an integer number (24397658208).

Almost surely, 2^701432663820 is an apocalyptic number.

701432663820 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

701432663820 is an abundant number, since it is smaller than the sum of its proper divisors (1640742524148).

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

701432663820 is a wasteful number, since it uses less digits than its factorization.

701432663820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72612119 (or 72612117 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 42.

Adding to 701432663820 its reverse (28366234107), we get a palindrome (729798897927).

The spelling of 701432663820 in words is "seven hundred one billion, four hundred thirty-two million, six hundred sixty-three thousand, eight hundred twenty".