1401623010 has 24 divisors (see below), whose sum is σ = 3644220060. Its totient is φ = 373766112.

The previous prime is 1401622979. The next prime is 1401623023. The reversal of 1401623010 is 103261041.

It is a happy number.

1401623010 is a `hidden beast` number, since 1 + 40 + 1 + 623 + 0 + 1 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1298377089 + 103245921 = 36033^2 + 10161^2 .

It is a super-2 number, since 2×1401623010² = 3929094124322920200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7786705 + ... + 7786884.

Almost surely, 2^1401623010 is an apocalyptic number.

1401623010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1401623010 is an abundant number, since it is smaller than the sum of its proper divisors (2242597050).

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

1401623010 is a wasteful number, since it uses less digits than its factorization.

1401623010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15573602 (or 15573599 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1401623010 is about 37438.2559689951. The cubic root of 1401623010 is about 1119.1210711696.

Adding to 1401623010 its reverse (103261041), we get a palindrome (1504884051).

The spelling of 1401623010 in words is "one billion, four hundred one million, six hundred twenty-three thousand, ten".