411951221040 has 40 divisors (see below), whose sum is σ = 1277048785968. Its totient is φ = 109853658880.

The previous prime is 411951220999. The next prime is 411951221081. The reversal of 411951221040 is 40122159114.

It is an interprime number because it is at equal distance from previous prime (411951220999) and next prime (411951221081).

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 411951220989 and 411951221007.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 858231471 + ... + 858231950.

Almost surely, 2^411951221040 is an apocalyptic number.

411951221040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

411951221040 is an abundant number, since it is smaller than the sum of its proper divisors (865097564928).

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

411951221040 is a wasteful number, since it uses less digits than its factorization.

411951221040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1716463437 (or 1716463431 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 30.

The spelling of 411951221040 in words is "four hundred eleven billion, nine hundred fifty-one million, two hundred twenty-one thousand, forty".