40970621917488 has 160 divisors (see below), whose sum is σ = 108628929303552. Its totient is φ = 13302264729600.

The previous prime is 40970621917469. The next prime is 40970621917493. The reversal of 40970621917488 is 88471912607904.

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, 152860873 + ... + 153128663.

Almost surely, 2^{40970621917488} is an apocalyptic number.

40970621917488 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40970621917488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54314464651776).

40970621917488 is an abundant number, since it is smaller than the sum of its proper divisors (67658307386064).

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

40970621917488 is a wasteful number, since it uses less digits than its factorization.

40970621917488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268403 (or 268397 counting only the distinct ones).

The product of its (nonzero) digits is 48771072, while the sum is 66.

The spelling of 40970621917488 in words is "forty trillion, nine hundred seventy billion, six hundred twenty-one million, nine hundred seventeen thousand, four hundred eighty-eight".