401263035026 has 16 divisors (see below), whose sum is σ = 690417795840. Its totient is φ = 171335295360.

The previous prime is 401263035023. The next prime is 401263035029. The reversal of 401263035026 is 620530362104.

It is an interprime number because it is at equal distance from previous prime (401263035023) and next prime (401263035029).

It is a super-2 number, since 2×401263035026² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 401263034983 and 401263035001.

It is not an unprimeable number, because it can be changed into a prime (401263035023) 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, 52877471 + ... + 52885058.

It is an arithmetic number, because the mean of its divisors is an integer number (43151112240).

Almost surely, 2^401263035026 is an apocalyptic number.

401263035026 is a deficient number, since it is larger than the sum of its proper divisors (289154760814).

401263035026 is a wasteful number, since it uses less digits than its factorization.

401263035026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105762809.

The product of its (nonzero) digits is 25920, while the sum is 32.

The spelling of 401263035026 in words is "four hundred one billion, two hundred sixty-three million, thirty-five thousand, twenty-six".